M3-0.5 x 10 Metric DIN 7985A Phil Pan Sem type H DIN 127B Split Lockwasher Full Thrd Zinc WS316 The screw is 2 3/4

The screw is 2 3/4 inches long and has a diameter of 1/2 inch

and machinery industries to secure bolts and studs in demanding environments

they feature a zinc coating that provides up to 1000 hours of salt spray resistance

and construction applications where a strong and reliable fastener is required

M3-0.5 x 10 Metric DIN 7985A Phil Pan Sem type H DIN 127B Split Lockwasher Full Thrd Zinc WS316 The screw is 2 3/4These are DIN 7985A Phil Pan Sem type H DIN 127B Split Lockwashers. They are full threaded and made of zinc. They have a diameter of 3mm and a length of 10mm. They are used to prevent nuts and bolts from loosening due to vibration or movement.