• These titanium-nitride coated drill bits have a 118 degree cutting head and are made from #4241 High speed steel (HSS) which resist heat for durability
• 21 drill bits are sized from 1/16 to 3/8in. : 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64, 11/32, 23/64, 3/8 in.
• Included is a hang able storage box which is indexed to help you find the right bit quickly
• Added are 41 extra bits of the 4 most popular sizes: (18) 1/16, (14) 1/8, (6) 3/16, (3) 1/4 in. which are packaged in 4 reusable storage tubes
(California Prop 65)