M10-1.5 x 65mm Partially Threaded Hex Cap Screws 8.8 Carbon Steel DIN931/ISO4014 Yellow Zinc Cr+6(500pcs/pack) Weight-Pound:19.9 provide a unique spring action

provide a unique spring action that compensates for bolt relaxation and thermal expansion

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

Split lock washers are designed with a split or gap that creates tension when compressed

Flange nylon insert lock nuts combine a flange base with a nylon insert to prevent loosening due to vibration

Nylon insert lock nuts are designed with a nylon insert that grips the threads of the bolt

M10-1.5 x 65mm Partially Threaded Hex Cap Screws 8.8 Carbon Steel DIN931/ISO4014 Yellow Zinc Cr+6(500pcs/pack) Weight-Pound:19.9 provide a unique spring action