The S-MS HVAC zip screws utilize HyperThread technology to deliver off-angle fastening, even in heavy-gauge sheet metal. HyperThread technology provides a tapered point and shank for consistent ...

Lo-Drive Thread Rolling and Grip-Lite screws, designed for thin sheet-metal applications, offer increased strip-out torque and a radius point for safety. They eliminate the need for clips and inserts.

Anybody have a definitive answer on what size pilot hole I should drill in the side of my truck bed to attach tie down hooks using #10 sheet metal screws? I'm thinking 7/64 or 1/8 but I'd like to be ...

The S-MS HVAC zip screws are a blend of sharp and self-drilling screw. They are engineered to fasten sheet metal from 18 to 28 gauge. They utilize HyperThread technology to deliver off-angle fastening ...

Full-formed threads within one pitch of the head improve strip-out ratio and special serrations under the head increase strip-out torque. A radius point prevents the screw from drilling its own hole ...