Spax Screws Flat Countersunk Head - Zinc-Plated - #6 x 3/4", Pkg 45 Hex Head 410 Stainless Steel Masonry Screws With their coarse thread design

With their coarse thread design and smooth upper shank

This innovation distributes the load through two points on each joist nail for greater strength

and finish options

G90 Galvanized Finish: Manufactured with a G90 hot-dip galvanized coating

Low-Torque Thread Design: Drives easier and extends battery life on cordless tools

Spax Screws Flat Countersunk Head - Zinc-Plated - #6 x 3/4", Pkg 45 Hex Head 410 Stainless Steel Masonry Screws With their coarse thread designCrafted from Steel with a Zinc Plated finish and synthetic coating, these durable Spax Screws feature a Flat Countersunk Head and serrated cutting threads that eliminate the need for pre drilling. With a versatile Unidrive design, they offer the perfect combination of a Square and Phillips head.