●External Serrated Washer ●Main Color: Silver Tone ●Material: 304 Stainless Steel ●Number of Items: 20 Pcs
[M12]
Description
Teeth on the outside edge of the washer bite into the screw head and joint for a tight grip. Use with fasteners that have heads large enough to make contact with the teeth, such as pan, button, and binding head screws.