ST Fastening 1/4 x 7/8" Self-Drilling HWH Stitch Steelbinder Metal Screw, Hex Head - Electro-Galvanized, Qty. 250 Stainless Steel Tapcons code-compliant support

code-compliant support

Type 17 point - allows quick starts and reduces the need for pre-drilling

Includes (8) 1/4" x 1-1/2" Strong-Drive SDS Heavy-Duty Connector screws

then drive pin until flush with top of head

ST Fastening 1/4 x 7/8" Self-Drilling HWH Stitch Steelbinder Metal Screw, Hex Head - Electro-Galvanized, Qty. 250 Stainless Steel Tapcons code-compliant support1 4 14 x 7 8" Stitch HWH Steelbinder self drilling pole barn screws are designed for general metal to metal construction applications. This includes HVAC, roof deck to steel framing, and roof clips to steel framing. Stitch screws, also called "lap screws" are a type of self drilling screw used to "stitch" together metal panels where they overlap. The Drill Point is designed to penetrate a wide variety of metal thicknesses from thin sheet metal to 0.