Feature:* new brand and * Bits are made of M2 molybdenum high speed steel with evenly distributed carbides for wear resistance * Standard 135 degree tip design provides strong penetration against metals, plastics and other hard surfaces * 1/4 inch hex shanks are compatible with standard and high-speed chucks and drivers for versatility in drilling * Each stubby bit measures from 1.9 inch to 2.32 inch to allow you to work in hard-to-reach tight spaces* The 5pc drill bit set includes a hex shank and the following bit sizes: 3/32, 1/8, 3/16, 1/4 and 5/16 inch drill bitsSpecification:Shank:1/4" hex shank Size: 3/32" 1/8" 3/16" 1/4" 5/16" (5pcs) Material: 6542 high speed steel Purpose: work with corner device to drill holes in narrow space, general purpose for metal, wood and plasticPacking List: 5pcs*drill bit