1-8 x 2 1/2 Socket Cap Screw Alloy

1 1/4 x 8 Ship Auger Wood Bit

5/8-18 x 3 Socket Set Screw Cup Point Alloy

33/64 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

Countersinks into log

1/4-20 x 2 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (100) SDS Plus Hammer Drill Bits 1-8 x 2 1/2 Socket1 4 20 x 2 1 2 Grade 8 Hex Cap Screw Plain Domestic USA (100). Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on diameters 1 4