M12 x 1.25 x 40 MM (FT) Extra Fine Class 8.8 Cap Screw (Bolt) Black

Fastener Type: Hex Cap Screw (Bolt). Thread Pitch Type: Extra Fine. Thread Pitch: 1.25. Hex Cap Screws, are similar to hex bolts, but are manufactured with tighter tolerances than hex bolts for socket or wrench tightening, hex cap screws are available in both fully threaded and partial threaded varieties, and in many different materials.

M12 x 1.50 x 40 MM (FT) Fine Class 10.9 Hex Cap Screw (Bolt) Black

Fastener Type: Hex Cap Screw (Bolt). Hex Cap Screws, are similar to hex bolts, but are manufactured with tighter tolerances than hex bolts for socket or wrench tightening, hex cap screws are available in both fully threaded and partial threaded varieties, and in many different materials.

M12 x 1.75 x 40 MM (FT) Coarse Class 10.9 Socket Low Hd Cap Screw Black

Thread Pitch Type: Coarse. Fastener Type: Socket Low Head Cap Screw. Socket low head cap screws are used in applications where not enough clearance is available for a standard socket head cap screw. Socket flat head cap screws are used in applications where countersinking is desired.