M5*16*M4 Slotted Pan Head Shoulder Screw 304 Stainless Steel Shoulder Diameter 5mm Shoulder Length 16mm Thread M4-0.7mm(900pcs/pack) Package:900 Theyre often used in manufacturing

Theyre often used in manufacturing assembly lines to speed up operations by combining the ftions of a nut and washer

These general-use flat washers are placed under the head of a bolt or nut to create a smooth bearing surface and distribute the load over a wider area

and industrial uses

The All Metal Prevailing Torque Type Hex Lock Nut functions by creating a strong

Keps lock nuts feature an integrated washer with small teeth that grip the surface to prevent loosening

M5*16*M4 Slotted Pan Head Shoulder Screw 304 Stainless Steel Shoulder Diameter 5mm Shoulder Length 16mm Thread M4-0.7mm(900pcs/pack) Package:900 Theyre often used in manufacturing