This is the drill bit for the industrial t-nuts. This is NOT the bit for the standard or metric t-nuts.
The T-nut to choose for commercial high use, steep walls, and roof sections.
3/8-16 x 2" Indoor rated allen head bolt
2" Structural Wood Screw (Indoor/Outdoor)
3/8-16 1-1/2" Stainless Steel Allen Head Bolt
3/8-16 x 2-1/2" Indoor rated allen head bolt