1/2"-13 x 4-1/4" Coarse Thread TorqueMaster Wedge Anchor Bolts
Part Number: 51804
Drill Size: 1/2"
Thread Size: 13 (Coarse)
Type: Wedge Anchor
Box of 25.
All mechanical bolts have a wedge arrangement at the end. Tightening the bolt results in a wedge being driven up against a sleeve. This jams the end of the bolt, and provides the strength.
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