1/2"-13 x 4-1/2" Zinc Coarse Full Thread Hex Head Tap Bolts (25 pcs.)

Diameter: 1/2"
Length: 4-1/2"
Material: Steel
Finish: Zinc
Head Style: Hex (3/4" Wrench)
Thread Size: 13 (Coarse)
Style: Full Thread
Type: Tap Bolt

Box of 25.

A tap bolt is a bolt threaded all the way to the head.