No.8 STAINLESS SURFACE STEEL A2 STEEL CUP WASHERS TO FIT COUNTERSUNK SCREWS BOLT
ANo.8 washer fits both a No.8 countersunk screw and a M4 countersunk bolt. Screw Cup Washers Surface Pattern Stainless Steel Grade A2. To Finish Countersunk Head Woodscrews. providing a neat finish without the need to countersink the material.