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Counterbore Screws, Grade 8

12-point Flange Screws, Counterbore Screws,  Ferry Head Cap Screws or Counterbore Screws, feature a 12 point head and a flanged bearing surface. Usually fully threaded, the 12-point design provides for higher tightening torque, without edge rounding and they are covered under ASME Standard B18.2.1

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Search Results Sponsored by Metric Threaded Products, Inc., your source for 12 Point Flange Screws. For more results, visit   www.metric-threaded.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
MTPCA12 Point Flange Screw (CounterBore)Grade 8Zinc/Yellow9/16-18 x 49/16-18 x 4 Grade 8 12 Point Flange Bolts Zinc Yellow5,208
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MTPCA12 Point Flange Screw (CounterBore)Grade 8Zinc/Yellow9/16-18 x 59/16-18 x 5 Grade 8 12 Point Flange Bolts Zinc Yellow7,288
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MTPCA12 Point Flange Screw (CounterBore)Grade 8Zinc/Yellow9/16-18 x 4 1/2 9/16-18 x 4 1/2 12 Point Flange Screw, Grade 8 Zinc Yellow4,160
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain1/4-28 x 7/81/4-28x7/8 gr8 12pt hd flange bolt plain50
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 13/8-16x1 gr8 12pt hd flange bolt plain200
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 1 1/43/8-16x1 1/4 gr8 12pt hd flange bolt plain300
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 1 1/23/8-16x1 1/2 gr8 12pt hd flange bolt plain200
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 23/8-16x2 gr8 12pt hd flange bolt plain200
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 2 1/23/8-16x2 1/2 gr8 12pt hd flange bolt plain460
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 13/8-24x1 gr8 12pt hd flange bolt plain50
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 1 1/43/8-24x1 1/4 gr8 12pt hd flange bolt plain50
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 1 1/23/8-24x1 1/2 gr8 12pt hd flange bolt plain50
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 23/8-24x2 gr8 12pt hd flange bolt plain50
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain7/16-14 x 17/16-14x1 gr8 12pt hd flange bolt plain100
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain7/16-14 x 1 1/47/16-14x1 1/4 gr8 12pt hd flange bolt plain100
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain7/16-14 x 1 1/27/16-14x1 1/2 gr8 12pt hd flange bolt plain100
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain7/16-14 x 27/16-14x2 gr8 12pt hd flange bolt plain100
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain7/16-20 x 17/16-20x1 gr8 12pt hd flange bolt plain50
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain7/16-20 x 1 1/27/16-20x1 1/2 gr8 12pt hd flange bolt plain16
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain1/2-13 x 11/2-13x1 gr8 12pt hd flange bolt plain150
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain1/2-13 x 1 1/41/2-13x1 1/4 gr8 12pt hd flange bolt plain150
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain1/2-13 x 1 1/21/2-13x1 1/2 gr8 12pt hd flange bolt plain200
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WeaverWA12 Point Flange Screw (CounterBore)Grade 8Plain1/2-13 x 21/2-13x2 gr8 12pt hd flange bolt plain150
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CIFIL12 Point Flange Screw (CounterBore)Grade 8Plain2-8 x 82-8x8 12 point flange bolt grade 8 plain (6) (6) (6) ()6
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CIFIL12 Point Flange Screw (CounterBore)Grade 8Plain3/4-16 x 43/4-16x4 12 point flange bolt grade 8 plain (60) (60) (60) ()60
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CIFIL12 Point Flange Screw (CounterBore)Grade 8Zinc/Clear5/8-18 x 2.58 12 point flange bolt special grade 8 1.15 flange od zinc phos coated |13
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CIFIL12 Point Flange Screw (CounterBore)Grade 8Phosphate9/16-18 x 4.9069/16-18x4.906 12 point flange bolt grade 8 phos coated (4911) ()4911
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CIFIL12 Point Flange Screw (CounterBore)Grade 8Plain1/2-20 x 2.440 12 point flange bolt grade 8 plain |14950
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CIFIL12 Point Flange Screw (CounterBore)Grade 8Plain3/4-10 x 4 1/2 12 point flange bolt grade 8 plain |100
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CIFIL12 Point Flange Screw (CounterBore)Grade 8Plain9/16-18 x 2.350 12 point flange bolt grade 8 plain | (4720) ()4720
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GLFOH12 Point Flange Screw (CounterBore)Grade 8Plain1/2-13 x 31/2-13x3 hex cap-partialthread-grade 8-12 point-plain b18.2.1 () ()18
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GLFOH12 Point Flange Screw (CounterBore)Grade 8Plain5/8-11 x 1 3/45/8-11x1-3/4 12 point flange screw-grade 8-plain b18.2.1 () ()15
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GLFOH12 Point Flange Screw (CounterBore)Grade 8Plain7/16-20 x 1 1/47/16-20x1-1/4 12-pt flange bolt grade 8 stl pln b18.2.1 2
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CenturyFL12 Point Flange Screw (CounterBore)Grade 8Plain5/16-24 x 1 1/2screw cap 5/16-24x1 1/2 12pt grade 8 (5/16-24 X 1 1/2 12PT GRADE 8) (5/16-24 X 1 1/2 12PT GRADE 8) 1000
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IndexFastCA12 Point Flange Screw (CounterBore)Grade 8Plain12p037f01508s 3/8-24 x 1 1/2 point flange screw grade 8 full threadinquire
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IndexFastCA12 Point Flange Screw (CounterBore)Grade 8Plain12p050c03008s 1/2-13x3-pt fl/binquire
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MTPCA12 Point Flange Screw (CounterBore)Grade 8Zinc/Yellow9/16-18 x 49/16-18 x 4 Grade 8 12 Point Flange Bolts Zinc Yellow5,208
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MTPCA12 Point Flange Screw (CounterBore)Grade 8Zinc/Yellow9/16-18 x 59/16-18 x 5 Grade 8 12 Point Flange Bolts Zinc Yellow7,288
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MTPCA12 Point Flange Screw (CounterBore)Grade 8Zinc/Yellow9/16-18 x 4 1/2 9/16-18 x 4 1/2 12 Point Flange Screw, Grade 8 Zinc Yellow4,160
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ACCURATEIL12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 1 3/412-pt flange scr gr8 counter-bor139
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ACCURATEIL12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 1 1/412-pt flange scr gr8 counter-bor435
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ACCURATEIL12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 1 3/412-pt flange scr gr8 counter-bor184
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ACCURATEIL12 Point Flange Screw (CounterBore)Grade 8Plain5/16-18 x 1 1/212-pt flange scr gr8 counter-bor26
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ACCURATEIL12 Point Flange Screw (CounterBore)Grade 8Plain5/16-24 x 5/812-pt flange scr gr8 counter-bor30
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CenturyNY12 Point Flange Screw (CounterBore)Grade 8Plainscrew cap 5/16-24 x 1 1/2 12pt grade 81000
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain3/4-10 x 312-pt bolt gr851
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain7/16-20 x 3 1/212pt h/b15
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain5/8-18 x 1 1/212-pt c/s100
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 112-pt c/s50
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain5/8-11 x 2 1/25/8-11x2-1/2 hex c/s 12-pt bolt screw 12-pt bolt20
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain1/4-28 x 1/212pt bolt gr81
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain1/2-13 x 1 1/412-pt hex c/s grade8 grade8350
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain7/8-9 x 4 1/412-point c/s29
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain1 1/4-7 x 6 1/212-pt c/s12
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 1 3/412-pt c/s100
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plain5/16-18 x 7 7/8scr 12pt grade 8 (pl) 5/16-18x7 7/8 (W030) (W030)279
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plaine/scr-12pt-gr8-(pl)-5/16_18x4 3/4-drw (W0L0) (W0L0) (W0L0)1,050
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plaine/scr-12pt-flg-gr8-(pl)-5/16-18x5-drw (W0L0) (W0L0) (W0L0)3,000
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plain5/16-18 x 7 1/4screw 12pt gr8 (pl) 5/16-18x7 1/4 drw (W030) (W030) (W030)155
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plain5/16-18 x 7 3/4scr 12pt grade 8 (pl) 5/16-18x7 3/4 (W030)456
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 6 1/2scr 12pt grade 8 (pl) 3/8-16x6 1/2 (W030) (W030)888
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plain5/16-18 x 6 1/4screw 12pt gr8 (pl) 5/16-18x6 1/4 drw (W030) (W030) (W030)1,000
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plainq/scr-12pt-flg-gr8-(pl)-3/4_16x1 3/8-drw (W030) (W030)52
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plain9/16-18 x 7 3/4screw 12pt flange gr8 9/16-18x7 3/4 drw778
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Plaine/scr-12pt-gr8-(pl)-3/8_16x7 1/4-drw (W030)259
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WDMBIA12 Point Flange Screw (CounterBore)Grade 8Zinc/Yellowx 1 1/4scr 12pt gr8 (zy) 1/2 13x1 1/4 spc (W020)1118
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JET IndusWI12 Point Flange Screw (CounterBore)Grade 8Plain1/2-20 x 2grade 8 12pt flange bolt 1/2-20x2 plain140
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B & K FASTPA12 Point Flange Screw (CounterBore)Grade 8Plain9/16-18 x 1 1/29/16-18 x 1 1/2 12 pt flange bolts gr 8 plain b18.2.11
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General FMI12 Point Flange Screw (CounterBore)Grade 8Plain29-20 x 1.75 12-pt flange scr gr8 q29 b18.2.1900
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OSSCORI12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 13/8-16x1 ferry ctrbore cap screw gr8 b18.2.113
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OSSCORI12 Point Flange Screw (CounterBore)Grade 8Plain3/8-24 x 13/8-24x1 ferry ctrbore cap screw gr8 b18.2.150
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OSSCORI12 Point Flange Screw (CounterBore)Grade 8Plain3/4-10 x 43/4-10x4 ferry ctrbore cap screw gr8 b18.2.130
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OSSCORI12 Point Flange Screw (CounterBore)Grade 8Plain5/8-11 x 2 1/45/8-11x2 1/4 ferry ctrbore cap screw gr8 b18.2.115
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OSSCORI12 Point Flange Screw (CounterBore)Grade 8Plain5/8-11 x 2 1/25/8-11x2 1/2 ferry ctrbore cap screw gr8 b18.2.120
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OSSCORI12 Point Flange Screw (CounterBore)Grade 8Plain5/8-11 x 35/8-11x3 ferry ctrbore cap screw gr8 b18.2.117
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OBRIENOH12 Point Flange Screw (CounterBore)Grade 8Plain5/16-18 x 1 3/412 pt flange scr gr8 black24
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OBRIENOH12 Point Flange Screw (CounterBore)Grade 8Plain5/16-18 x 112 pt flange scr gr8 black12
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GUIDONNJ12 Point Flange Screw (CounterBore)Grade 8Plain1/4-20 x 1500
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WurthIN12 Point Flange Screw (CounterBore)Grade 8Zinc/Clear3/8-24 x 3/4scr 12pt flange gr8 (zi) pat 3/8-24x3/4 12 pt flange screw grade 8 zinc clear w/ patch per print635
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FMPMA12 Point Flange Screw (CounterBore)Grade 8Plain3/8-16 x 112-point external wrenching bolt100
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