1/2-13 x 8 1/2 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor Zinc Plated (25)

5/8-11 x 2 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

7/8-9 x 2 3/4 Socket Cap Screw 18-8 (A2) Stainless Steel

5/8 x 2 Dowel Pin Alloy Steel

the hardness rating is HRC 24-35

1/4 x 8 1/4 Powers Wedge-Bit™ SDS Shank SDS Plus Hammer Drill Bits 1/2-13 x 8 1/2 STRONG-BOLT®Powers Wedge Bit SDS Shank is a robust and reliable tool to easily drill through tough materials such as concrete and tile. With a 1 4 inch diameter and 8 1 4 inch length, it delivers maximum efficiency with its shank optimized for greater performance and versatility.