TAPPER INSTALLATION TOOL Screwdriving Bit Set, POWER FASTENERS BY Hillman 375009 Tapper drill bits installation tools from The Hillman Group offer everything you need to properly drive install concrete screw anchors into concrete, brick, or block. Recommended for quick and easy Installation of Tapper concrete screw anchors. Designed to eliminate over-driving by automatically disengaging the Tapper from the socket when installation is complete. Made of high-strength materials Quality Hillman products Contains #2 #3 Phillips bits, 1/4" 5/16" hex drivers, Phillips socket, hex key, concrete screw installation kit for 3/16" 1/4" screws Holds up to 50 lbs Contents per Pack: #2 3 Phillips bits, 1/4 5/16 hex drivers, Phillips socket, hex key 10 sets per package Brand Name: HILLMAN Callout Size: No. 14 Drive Style: Phillips Driver Bit Included: No Finish: Ceramic Head Type: Hex Head Length: 1 1/4 in. Material: Zinc Number in Package: 1 pk Packaging Type: Boxed Self Drilling: Yes Self Tapping: Yes Sub Brand: Tapper Thread Type: Coarse Indoor or Outdoor: Indoor and Outdoor