55 Piece Drill/Drive Set, Thunderbolt Web Black Oxide Drill Bits, Set Includes 1 Each Of The Following: 9/64" Round Shank, 5/32" Round Shank, 3/16" Round Shank, 7/32" 3-Flat Shank, 1/4" 3-Flat Shank, Insert Bits: 2 Each 1" Philips #1, 2 Each 1" Philips #2, 15 Each 1" Philips #3, 3 Each 1" Slotted 6-8, 1 Each 1" Slotted 5-6, 1 Each 1" Slotted 8-10, 1 Each 1" Slotted 10-12, 1 Each 1" Square Recess #1, 1 Each 1" Square Recess #2, 5 Each 1" Square Recess #3, 2 Each 1" T10, 1 Each 1" T15, 1 Each 1" T20, 1 Each 1" T25, 1 Each 1" T27, 1 Each 1" T30, 1 Each 1" Hex 5/64", 1 Each 1" Hex 3/32", 1 Each 1" Hex 7/64", 1 Each 1" Hex 1/8", 1 Each 1" Hex 9/64", Power Bits: 1 Each 2" Philips #2, 1 Each 2" Phillips #3, 1 Each 2" Slotted 8-10, 1 Each 2" Square Recess #2, 1 Each 3.5" Philips #2, 1 Each 3.5" Square #2 & Compact Screw Guide 80 mm.