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.

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 ...