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 friction-based locking mechanism that prevents

friction-based locking mechanism that prevents loosening under vibrations

Proper selection and tightening are crucial for reliable connections in numerous applications

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

and industrial uses

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

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 friction-based locking mechanism that prevents