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Security fasteners provide an added level of security by their drive design that prevents removal with ordinary screw drivers. Maximum torque transfer & positive tool engagement means easier drive installation with less pressure & slippage. Requires matching driver bit. Flat Head screws install flush with metal surfaces or countersinks with softer materials for a clean appearance.

M3 x 0.5 x 20mm Security Machine Screw - Flat Spanner Head - 18-8 Stainless Steel - FT - 100 Pk

m3-x-0-5-x-20mm-security-machine-screw-flat-spanner-head-18-8-stainless-steel-ft-100-pk

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