U-Drive Screws (b18.6.4)

Type U Drive Screws are round head unslotted self-tapping screws with multiple start threads and a blunt pilot point. These screws require a pre-drilled hole and may be hammered rather than screwed, and so can be tamper-resistant.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
EBN IndusINSelf-Tapping Drive Screw (type u)SteelZinc/Clear#4 x 1/2#4 x 1/2 u drive screw zinc b18.6.44
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EBN IndusINSelf-Tapping Drive Screw (type u)SteelZinc/Clear#6 x 1/2#6 x 1/2 u drive screw zinc b18.6.41
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EBN IndusINSelf-Tapping Drive Screw (type u)SteelZinc/Clear#6 x 5/16#6 x 5/16 u drive screw zinc b18.6.4800
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EBN IndusINSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4 x 1/4#4 x 1/4 u drive screw 18-8 stainless b18.6.4958
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EximS'poreSelf-Tapping Drive Screw (type u)SteelZinc/Yellow#120.963 x 0.630 x 0.028single thread engaging one piece type-usteel yellow zinc #120.963 x 0.630 x 0.028 in b18.6.444
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EximS'poreSelf-Tapping Drive Screw (type u)SteelZinc/Clearworm drive bucklehousing with screw for smooth metal hose bandingw1 zinc plated galvanized b18.6.4255
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EximS'poreSelf-Tapping Drive Screw (type u)SteelPlain#6-320.410 x 0.280fasteners type-u #6-320.410 x 0.280 in b18.6.410
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EximS'poreSelf-Tapping Drive Screw (type u)SteelPlain#8-320.780 x 01/2fasteners type-u #8-320.780 x 0.500 in b18.6.413
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EximS'poreSelf-Tapping Drive Screw (type u)SteelPlain0.500fasteners type-ulg 0.500 in b18.6.427
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EximS'poreSelf-Tapping Drive Screw (type u)SteelPlain#4-400.400 x 01/4fasteners type-u #4-400.400 x 0.250 in b18.6.455
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EximS'poreSelf-Tapping Drive Screw (type u)SteelPhosphate4ring type-u steel black phosphateid 4.000 mm 0.157 inochiai p/n utw-4 b18.6.465
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EximS'poreSelf-Tapping Drive Screw (type u)NylonPlainscrewbinder head comb drive nylon natural#6-32 x 3/8 in mfr p/n 010632cd037 b18.6.4489
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EximS'poreSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plainscrews flat head hex drive s/s 18-8thread locking with nylon patchmcmaster pn 92805a37 legacy pn 102509350 b18.6.470
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EximS'poreSelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPassivated#4 x 1/4screw round headstainless steel 316 passivated#4 x 1/4 in metallic drive type-u b18.6.43990
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EximS'poreSelf-Tapping Drive Screw (type u)SteelZinc/Clear#5 x 0.350screw round head metallic drive type-usteel hardened blue zn#5 x 0.350 in b18.6.4155252
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EximS'poreSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide3/32 x 3/16screw round head metallic drive type-us/s black oxidedia 3/32 x 3/16 in b18.6.47000
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EximS'poreSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#2 x 1/4screw drive u round heads/s 302hq passivated#2 x 1/4 in b18.6.41000
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EximS'poreSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#2 x 5/16screw u drive round headstainless steel 302hq passivated#2 x 5/16 in b18.6.466975
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EximS'poreSelf-Tapping Drive Screw (type u)SteelNickelscrew round head hammer drivesteel case hardened nickelm2.89 x 6.35 mm type-u b18.6.42000
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EximS'poreSelf-Tapping Drive Screw (type u)SteelNickelscrew round headsteel hardened nickel2 x 6.5 mm type-u b18.6.4201244
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BHAMALSelf-Tapping Drive Screw (type u)SteelZinc/Clear#4 x 1/4#4 x 1/4 round u-drive screw zn b18.6.41295
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General FMISelf-Tapping Drive Screw (type u)SteelPlain#4 x 1/24 x .5 rd hd drive screws trwps00005 b18.6.470,660
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General FMISelf-Tapping Drive Screw (type u)SteelZinc/Clear2 x 0 1/42 x 0.25 rd drive scr ty-u zn b18.6.45,250
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General FMISelf-Tapping Drive Screw (type u)SteelPlainhf 2-8x.31 rd hd u drive scr trvlnt b18.6.4159,900
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General FMISelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6 x 5/1656 x .3125 rd drive scr u ss b18.6.41,867
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General FMISelf-Tapping Drive Screw (type u)SteelZinc/Clear#8 x 03/88 x 0.375 rd drive scr ty-u zn b18.6.4900
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General FMISelf-Tapping Drive Screw (type u)SteelZinc/Clear#6 x 1/46 x .25 rd drive scr ty u zn b18.6.4700
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Irwin IndOntSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain2 x 1/82 x 1/8 rnd hd u drive screw 18.8 s/s pt lth .047 +/-.005 b18.6.4131
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Irwin IndOntSelf-Tapping Drive Screw (type u)SteelZinc/Clear#4 x 3/84 x 3/8 round hd u drive screw steel zinc b18.6.41350
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CertifiedILSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12 x 1/212 x 1/2 round head u drive screw188 b18.6.4180
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CertifiedILSelf-Tapping Drive Screw (type u)SteelPlain#4 x 3/164 x 3/16 round head u drive screw-zps. b18.6.431,050
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CertifiedILSelf-Tapping Drive Screw (type u)SteelPlain#12 x 3/812 x 3/8 round head u drive screwzps. b18.6.440
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CertifiedILSelf-Tapping Drive Screw (type u)SteelPlain#6 x 1/46 x 1/4 round head u drive screwzps. b18.6.43,680
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StandardMASelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8 x 18x1 square drive bugle screw 18-8 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8 x 2 1/48x2-1/4 square drive bugle screw 18-8 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#8 x 1 5/88x1-5/8 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6 x 1 5/86x1-5/8 square drive bugle screw 18-8 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#6 x 1 1/46x1-1/4 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#10 x 210x2 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 514x5 square drive bugle screw 18-8 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#6 x 1 5/86x1-5/8 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#8 x 38x3 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#8 x 1 1/48x1-1/4 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 2 1/214x2-1/2 square drive bugle screw 18-8 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#8 x 2 1/48x2-1/4 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)BrassPlain3/4 x 3/43/4x3/4 square drive key stock screw brass b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)316, 317, A4 StainlessPlain#10 x 1 5/810x1-5/8 square drive bugle screw 316 stainless steel b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)BrassPlain7/87/8 square drive key stock screw brass b18.6.4inquire
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StandardMASelf-Tapping Drive Screw (type u)BrassPlain5/85/8 square drive key stock screw brass b18.6.4inquire
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B & K FASTPASelf-Tapping Drive Screw (type u)SteelBlack Oxide#4 x 1/4#4 x 1/4 round hd u drive screws black oxide b18.6.4151700
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B & K FASTPASelf-Tapping Drive Screw (type u)SteelPlain#6 x 3/8#6 x 3/8 round hd u drive screws plain b18.6.481539
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B & K FASTPASelf-Tapping Drive Screw (type u)SteelZinc/Clear#12 x 3/4#12 x 3/4 round hd u drive screws zinc b18.6.4129000
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FastenalTNSelf-Tapping Drive Screw (type u)SteelPlainsaberdrive exterior screw 50288 #10x4 green xl 1500 | (01d1015/tnknx) b18.6.44
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FastenalTNSelf-Tapping Drive Screw (type u)SteelNickel2 1/8#2-1/8 l u drive screw nickle plated | (01d1311/ncabe) b18.6.420000
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FastenalTNSelf-Tapping Drive Screw (type u)SteelPlainsaberdrive exterior screw 50286 #9x2 green xl 1500 | (01d1015/tnknx) b18.6.42
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FastenalTNSelf-Tapping Drive Screw (type u)SteelNickel#0 x 1/8#0 x 1/8 round head type-u drive screw nickel plated | (01d1311/ncabe) b18.6.43584
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FastenalTNSelf-Tapping Drive Screw (type u)SteelPlain#8-328-32 type-u-fastener | (01d2405/tn055) b18.6.41800
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FastenalTNSelf-Tapping Drive Screw (type u)SteelPlainsaberdrive exterior screw 50285 #9x1-3/4 green | (01d1015/tnknx) b18.6.41
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FastenalTNSelf-Tapping Drive Screw (type u)SteelPlainsaberdrive exterior screw 09894 #9x2-1/2 green xl 1500 | (01d1015/tnknx) b18.6.41
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FastenalTNSelf-Tapping Drive Screw (type u)SteelZinc/Yellow#4 x 1/4#4 x 1/4 drive screw yz | (01d1015/tn016) b18.6.4140
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JET FITTINGCASelf-Tapping Drive Screw (type u)SteelZinc/Clear0 x 3/16drive screw round 0x3/16 steel zinc plate b18.6.49800
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JET FITTINGCASelf-Tapping Drive Screw (type u)SteelZinc/Clear#00 x 1/4drive screw round u #00x1/4 steel zinc plated b18.6.4800
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JET FITTINGCASelf-Tapping Drive Screw (type u)SteelZinc/Clear#2 x 3/16drive screw round u #2x3/16 steel zinc plated b18.6.419700
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JET FITTINGCASelf-Tapping Drive Screw (type u)SteelZinc/Clear#4 x 1/2drive screw round u #4x1/2 steel zinc plated b18.6.41088
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JET FITTINGCASelf-Tapping Drive Screw (type u)SteelZinc/Clear#8 x 3/8drive screw round u #8x3/8 steel zinc plated b18.6.4550
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OBRIENOHSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 1/2round u-drive/hammer-drive 304 18-8 304 ansi b18.6.4400
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#4 x 1/4round t-u drive b18.6.47,349
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#2 x 3/16round t-u drive b18.6.46,590
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#4 x 3/8round t-u drive b18.6.43,284
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#10 x 3/8round t-u drive b18.6.41,205
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THRDFASTFLSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6 x 3/818-8 ss round t-u drive b18.6.4730
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#8 x 3/8round t-u drive b18.6.4587
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#8 x 1/4round t-u drive b18.6.4500
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THRDFASTFLSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8 x 5/818-8 ss round t-u drive b18.6.4863
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#6 x 3/8round t-u drive b18.6.4831
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#6 x 1/2round t-u drive b18.6.4207
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THRDFASTFLSelf-Tapping Drive Screw (type u)SteelZinc/Clear#10 x 1/2round t-u drive b18.6.4169
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THRDFASTFLSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8 x 3/818-8 ss round t-u drive b18.6.47
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THRDFASTTNSelf-Tapping Drive Screw (type u)SteelZinc/Clear#6 x 1/4round t-u drive b18.6.4400
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THRDFASTTNSelf-Tapping Drive Screw (type u)SteelZinc/Clear#7 x 3/8round t-u drive b18.6.450
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KBSTNSelf-Tapping Drive Screw (type u)SteelZinc/Clear#10 x 3/8#10 x 3/8 round hd u-drive screw pltd b18.6.46,850
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THRDFASTOKSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6 x 5/1618-8 ss round t-u drive b18.6.460
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THRDFASTOKSelf-Tapping Drive Screw (type u)SteelZinc/Clear0 x 1/2round t-u drive b18.6.430
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THRDFASTOKSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#2 x 3/1618-8 ss round t-u drive b18.6.440
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THRDFASTOKSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6 x 1/218-8 ss round t-u drive b18.6.41
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THRDFASTOKSelf-Tapping Drive Screw (type u)SteelZinc/Clear#6 x 1/8round t-u drive b18.6.41,000
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THRDFASTFLSelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4 x 3/818-8 ss round t-u drive b18.6.41,000
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WSBKYSelf-Tapping Drive Screw (type u)SteelPlain#4 x 0.228screw drive u rd st ni 4x0.228 b18.6.422,000
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MMFMISelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 5/814 x 5/8 stainless u-drive screw usa b18.6.41092
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MMFMISelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 5/814 x 5/8 stainless u-drive screw usa b18.6.41092
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MMFMISelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 5/814 x 5/8 stainless u-drive screw usa b18.6.41092
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MMFMISelf-Tapping Drive Screw (type u)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 5/814 x 5/8 stainless u-drive screw usa b18.6.41092
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WurthOntSelf-Tapping Drive Screw (type u)SteelZinc/Clear#4 x 3/16scr drive u round st (zn) 4x3/16 b18.6.41000
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All SizeTXSelf-Tapping Drive Screw (type u)SteelPlain#2 x 1/4#2 x 1/4 u drive screw b18.6.41
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All SizeTXSelf-Tapping Drive Screw (type u)SteelPlain#4 x 3/16#4 x 3/16 u drive screw b18.6.41
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All SizeTXSelf-Tapping Drive Screw (type u)SteelPlain#0 x 1/8#0 x 1/8 u drive screw b18.6.41
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All SizeTXSelf-Tapping Drive Screw (type u)SteelPlain#2 x 5/16#2 x 5/16 u drive screw b18.6.41
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DavisILSelf-Tapping Drive Screw (type u)SteelZinc/Clear#2 x 3/16#2 x 3/16 round hd. type-u drive screw-steel zinc b18.6.48,000
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FACCAOntSelf-Tapping Drive Screw (type u)SteelZinc/Clear#12 x 1/2b-1867 type u drive screw round head #12 ga x 1/2 lg (.209 x 1/2 ) use drill no 11 steel case hardened zinc chromate plated b18.6.454,800
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Alma BoltMISelf-Tapping Drive Screw (type u)SteelPlain#4 x 3/16#4 X 3/16 ROUND HEAD DRIVE SCREW U TYPE b18.6.4439
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