Hardness of RC 38-43

we pride ourselves on offering a vast selection of all the fasteners anyone could need for a project — including hard-to-find fastening solutions

1/2-13 x 3 Hex Sleeve-All™ 304 SS (25)

5/16-18 x 3 3/4 Grade 5 Hex Cap Screw Plain Domestic USA (400)

22 x 3 Simpson Strong-Drive® SDWS Structural Wood to Wood Timber Screw - Box (250)

1/2 x 13 Powers Wedge-Bit™ SDS Max 3/4 Hex Lag Screws Zinc Plated Hardness of RC 38-43Introducing the Powers Wedge Bit SDS Max, a professional grade masonry drill bit that features a 1 2" x 13" head for maximum drilling power and efficiency. Its unique geometry provides outstanding durability, and its thick wings deliver superior life cycle performance.