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Security Screws, All ASME Grades of Steel
Security Screws, also known as Tamper-Resistant Screws, can be either machine screw style or self-tapping style, but they have a unique drive-style requires a special tool in order to tighten or loosen.
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Buy Security Screws from one of our FCH Network Members | ||||||||
| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | t7 x 1 | t7x1 torx tamperproof bit with pin hole | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | t-45x1-1/4 torx tamperproof bit with pin hole | 9 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #2 | #2 bit phillips tamperproof | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #3 | #3 bit phillips tamperproof | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 3/8 | square female tri-groove driver socket for 5/16-18 and -16 nc & m8 tri-dent tamper resistant nuts made in usa | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 3/32 | 3/32 bit hex tamperproof | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/8 | 1/8 bit hex tamperproof | 6 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 9/64 | 9/64 bit hex tamperproof | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/32 | 5/32 bit hex tamperproof | 4 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 3/16 | 3/16 bit hex tamperproof | 1 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 7/32 | 7/32 bit hex tamperproof | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/4 | 1/4 bit hex tamperproof | 2 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16 | 5/16 bit hex tamperproof | 7 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #10 x 2 | round one-way tapping type-a | 68 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #14 x 1 | round one-way tapping type-a | 34 |
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| MAINSOURC | NH | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Black Oxide | #8-32 x 3/8 | 8-32x3/8 hex tamperproof button stl blk | 200 |
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| Jackson | MS | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Galvanized | 9/16-5/8 open wedge socket w/wedge and cotter pin hdg | 2 |
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| Weaver | WA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #10-24 x 1/2 | 10-24x1/2 button socket tamper pruf plain | 50 |
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| Weaver | WA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/4-20 x 1 1/2 | 1/4-20x1 1/2 button socket tamper pruf plain | 80 |
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| Weaver | WA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 3/8-16 x 1 1/2 | 3/8-16x1 1/2 button socket tamper pruf plain | 38 |
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| Weaver | WA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/4-20 x 1 | 1/4-20x1 torx flat socket tamper pruf plain | 90 |
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| Weaver | WA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/4-20 x 2 | 1/4-20x2 torx flat socket tamper pruf plain | 105 |
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| YANKEE | NH | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #10-32 x 1 | 10-32 x 1 security one-way screws stn stl | 70 |
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| YANKEE | NH | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #10 | #10 spanner type-bit (1/4 hex) | 3 |
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| YANKEE | NH | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Grade 5 | Zinc/Clear | 5/16-18 x 3/4 | 5/16-18 x 3/4 button torx pin-in security screw gr5 zinc plated | 19 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #10-24 x 1/2 | 10-24 x 1/2 one-way oval m/s stl znc | 100 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #10-24 x 3/4 | 10-24 x 3/4 one-way rnd m/s stl znc | 593 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #14 x 1 | #14 x 1 torx tmprprf btn sms hrd stl pln | 13 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16 x 3 | 5/16 x 3 one-way truss lag stl pln | 400 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16 x 3 | 5/16 x 3 one-way truss lag stl pln | 100 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16 x 4 | 5/16 x 4 one-way truss lag stl pln | 262 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16 x 4 | 5/16 x 4 one-way truss lag stl pln | 25 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16 x 5 | 5/16 x 5 one-way truss lag stl pln | 100 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #4 x 1/2 | #4 x 1/2 one-way rnd sms hrd stl znc b18.6.4 | 751 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #8-32 x 1 1/2 | 8-32 x 1 1/2 one-way oval m/s stl znc | 300 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #8-32 x 2 | 8-32 x 2 one-way rnd m/s stl znc | 1 |
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| Ababa | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #8 x 1 1/4 | #8 x 1 1/4 torx tmprprf btn sms alloy | 450 |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #10-24 x 1/4 | cup point tamper proof with pin set | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Yellow | 5/16-18 x 5/16 | cup point hex socket set tamper proof (pin) & yellow | 5000 |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | 1/4-20 | tampruf spanner nut | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/2-13 x 1.0 | staniless 6-lobe tamper proof button cap | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #10-24 x 1/2 | button tamper proof (pin) socket cap | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #10-24 x 1/2 | button tamper proof (pin) socket cap | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #10-24 x 5/8 | button tamper proof (pin) 5/32 hex socket cap | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/4-20 x 3/4 | button tamper proof socket cap | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16-18 x 5/8 | button tamper proof socket cap | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | 5/16-18 x 3/4 | button tamper proof (pin) socket cap | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | 5/16-18 x 3/8 | cup point tamper proof (pin) hex socket set | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/4-28 x 5/16 | pin tamper proof hex socket set | inquire |
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| Set Screw | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 5/16-18 x 5/16 | cup point hex socket set with tamper proof pin | inquire |
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| ACCURATE | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #10-24 x 1 1/2 | one way round (tamper proof) | 600 |
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| American | NY | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #10 x 1 1/2 | round one way zp | 131375 |
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| RCFast | AZ | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Black Oxide | #10 x 2 | 10x2 one-way round tamperproof type-a sms stl black ox | 1000 |
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| RCFast | AZ | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Black Oxide | key-l wrench short arm t-25 torx tamper resistant drilled both ends black ox (.178 ref torx=generic alt.) | 405 |
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| JHP Fasteners | TX | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 6-37 | screw button head socket pin in tamp 6-32x3/8 31-bpi-6c-37 | 4988 |
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| JHP Fasteners | TX | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 8-100 | screw button head socket pin in tamp 8-32x1.000 ref 31-bpi-8c-100 | 1300 |
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| RePneu To | MI | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 10-24x1 phillips spanner security screw | 1700 |
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| RePneu To | MI | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | 1/4-20 x 1/2 | 1/4-20x1/2 pan head spanner security screw | 600 |
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| JET FITTING | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | #10-24 x 1 1/2 | 10-24x1-1/2 slotted one-way round tamper proof machine screw steel zinc | 100 |
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| JET FITTING | CA | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Zinc/Clear | 1/4-20 x 3/8 | cap screw button socket hex tamper proof 1/4-20x3/8 alloy steel zinc plated | 3200 |
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| CNB | IL | Tamper-Proof Security Screw (Ultra-Lok, Penta-Plus, etc.) | Steel | Plain | #10-32 x 3/8 | tamper proof button socket cap | 5000 |
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