1/4"-28 18-8 Stainless Steel Fine Thread Acorn Cap Nuts

Diameter: 1/4"
Diameter 2: 1/2"
Thickness: 15/32"
Material: Stainless Steel
Driver Type: 7/16" Wrench
Thread Size: 28 (Fine)
Shape: Acorn
Hardness: 18-8
Type: Cap Nut

Box of 10.

A closed nut having a dome-like cap over the back, protruding part of the engaged screw or bolt. Also called an acorn nut.