5/16"-24 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

Diameter: 5/16"
Thickness: 3/4"
Material: Steel
Finish: Chrome
Driver Type: 1/2" Wrench
Thread Size: 24 (Fine)
Shape: High Crown Acorn
Hardness: Grade 2 / A307
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.