1/2"-20 x 2-1/4" Chrome Grade 5 Hex Cap Screws (5 pcs.)

Diameter: 1/2"
Length: 2-1/4"
Material: Steel
Finish: Chrome
Head Style: Hex (3/4" Wrench)
Thread Size: 20 (Fine)
Thread Length: 1" to 2"
Hardness: Grade 5
Type: Cap Screw

Box of 5.

A hex cap screw has a hexagonal head, designed to be driven by a wrench.