Product Description

1.Single cutting edge creates perfectly round holes in metal, plastic, wood and other thin material without center punching. 2.*0 models available providing a range of holes from1/8"***3/8"(4mm to *5mm) ***** coated/uncoated optional Order Information: ***** NO. TQ*****1 HSS Step drill inch-self starting , Multiple hole sizes, Tin-coated, 1/4"***3/8"x1/8" ***** NO. TQ*****2 HSS Step drill inch-self starting , Multiple hole sizes, Tin-coated, 3/*6"*7/8"x1/*6" ***** NO. TQ*****3 HSS Step drill inch-self starting , Multiple hole sizes, Tin-coated, 1/4"*3/4"x1/*6"