Featuring a 1/4 in

45/64" Reduced Shank HSS Black & Gold KFD Drill Bit

in cracked concrete

constructed from case-hardened carbon steel for dependable holding power and coated with Quik Guard® for superior corrosion resistance

while the phosphate coating provides extra corrosion resistance

M16 Flat Washer Metric ASME B18.22M Narrow Thru Hardened Zinc CR+3 Domestic USA - Package (50) Slotted Hex Concrete Screws Featuring a 1/4 inM16 Flat Washer Metric ASME B18. 22M Narrow Thru Hardened Zinc CR+3 Domestic USA Package (50) is USA made to ASME B18. 22M Narrow specs, this metric washer is ideal for tight clearances. Its thru hardened steel construction withstands high torque loads without deforming. Finished with RoHS compliant Zinc CR+3 for durable corrosion resistance, it is fully BAA compliant for domestic requirements