GRK 12151 Rugged Structural Screws, #1/4 x 1-1/2", 50-Piece Torch Solder Kits simply placing a 0

simply placing a 0

7/16" and 1/2"

provides thick layer of cement

For use with any brand SDS-Max drive hammer

Runs for 250 hours on 2 "AA" batteries

GRK 12151 Rugged Structural Screws, #1/4 x 1-1/2", 50-Piece Torch Solder Kits simply placing a 0Highlights: Size : 14 x 1 1 2" L Material : Steel Drive Style : Star Head Type : Round Head Thread Type : Self Tapping Finish : Yellow Zinc Driver Bit Included Zip Tip Eliminates predrilling and one step installation Unique Thread Design & Washer Style Head Unique thread design draws two substrates together while washer head allows zero gap joints W Cut Low installation torque allows for fast driving and ease of install CEE Thread Enlarges hole to