Simpson #8 x 1-1/4" Fiber-Cement Screw, 316 Stainless Steel PACK:1000 Pk Hole diameter: 1-3/8 in

Hole diameter: 1-3/8 in

which is one of the most widely used standards in benchtop and knee milling machines

the combination of ring shank holding power and full round head bearing surface addresses two of the most common fastener failure points - pull-through and back-out - in a single nail

The Simpson 1212HT HT 12 in

unlike a standard ECC column cap

Simpson #8 x 1-1/4" Fiber-Cement Screw, 316 Stainless Steel PACK:1000 Pk Hole diameter: 1-3/8 inSimpson Fiber Cement Screw in #8 x 1 1 4", Type 316 Stainless Steel is purpose built for attaching fiber cement siding to stressed skin panels and securing lap siding to wood framing. Engineered by Simpson Strong Tie for demanding exterior applications, this fastener combines a wafer head with self countersinking nibs, a Type 17 point for effortless driving, and full length coarse threading delivering a reliable, flush seating connection in fiber