5/16" x 6" High Speed Steel | Extended Length Aircraft Extension Twist Bit | 12-Pack Length:6" Heavy duty web construction designed

Heavy duty web construction designed to outperform and outlast

and another 1/4” in order for the tip to protrude from the bottom of the shield after expansion

fencing and most wood fastening applications

These properties result in a hanger that can take heavy loads without failure

0500" Aluminum with a 1/4" Hex Head x 3" pre-installed self-piercing screw for fast

5/16" x 6" High Speed Steel | Extended Length Aircraft Extension Twist Bit | 12-Pack Length:6" Heavy duty web construction designedAircraft extension drill bits made from heat resistant cobalt steel for heavy duty construction application drilling high temperature and high strength alloys. Treated with a bronze oxide for wear resistance and identification. 135 split point design for more rugged and efficient drilling. Made from M42 Cobalt High Speed Steel for excellent wear resistance on high strength materials. For drilling in medium alloyed steel, stainless steel, hardened