(1,000) 3/16" X 1-1/4" Hex Washer Head Masonry Concrete Screw Tapcon Anchor Blue Diamond point. USE A 5/32" DRILL BIT. FASTENER IS PROPERLY INSTALLED WHEN HEAD SITS FLUSH WITH THE WORK SURFACE. DO NOT OVER TORQUE AS IT CAN CAUSE THE HEAD TO SNAP OR STRIPPING OF THE RECESS.
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