Set Of 5 Fuller High Speed Steel Industrial quality standard or regular Point Drills have 118 degree included angle point with cutting relief angles suited to cut metal. This point is is designed to be an alll purpose point and will cut most materials. There is a non-slip flat on the shank of the drill where the set screws of the 1/4" hex power quick change adapter should be set. drill bits included are 1/8", 3/16", 1/4", 5/16", and 3/8", also includes a 3/32" hex key. All made 100% in the U.S.A. today. With over 60 years experience manufacturing tools to cut woods, plastics, and metals. All of our products carry our Satisfaction Guarantee.