1/4" Slotted Hex Washer Tapcon Style Masonry Concrete Screws Qty 1000 (1/4" x 1-1/4")

Material:Steel Drive System:External Hex/Slotted Head Style:Hex Washer Exterior Finish:Steel Thread Size:1/4"You may also like 25 3/32 Cleco Sheet Metal Fasteners w/Mesh Carry Bag (K2S25-3/32)$$Hardware.