M4 x 12W8 JIS B1188 Phil Pan Split Washer Flat Washer Sems M/S Zinc 1 1/8 while the ISO14583 standard ensures

while the ISO14583 standard ensures compatibility with a variety of materials and components

45 x 16 ISO14581 Metric 6-Lobe Flat Machine Screw Full Thread 18-8 Stainless Steel is a versatile and durable fastener designed for various industrial and commercial applications

It meets the specifications of ASTM A307 Grade A and is RoHS compliant

Ideal for use in metal fabrication

The square pan head provides a large bearing surface for increased torque and the self-drilling point eliminates the need for pre-drilling

M4 x 12W8 JIS B1188 Phil Pan Split Washer Flat Washer Sems M/S Zinc 1 1/8 while the ISO14583 standard ensuresThe M4 x 12W8 JIS B1188 Phil Pan Split Washer Flat Washer Sems M S Zinc is a type of fastener that is used to secure two or more pieces of material together. It consists of a split washer, a flat washer, and a screw. The split washer is placed under the screw head, and the flat washer is placed over the screw head. The screw is then tightened, which causes the split washer to expand and grip the material. The flat washer helps to distribute the load