Compliment your tool collection with the 200 PC. Drill and Impact Drive Set. This set offers a wide assortment of 1" drive bits allowing you to tackle a variety of projects. The included Diamond Grit Impact Bits offer longer life and stronger grip. This set also provides a variety of drilling accessories offering you a wide range of sizes to accommodate your needs. The 2" bits are compatible with any drills and impacts drivers, and the 1" bits when used with the included magnetic bit holder are compatible with drills and impact drivers too. This set includes Diamond Grit PH Bits: (5) PH2 1" Drive Bits: (5) PH0, (6) PH1, (10) PH2, (6) PH3, (5) SL 4, (5) SL 6, (5) SL 8, (5) SL 10, (5) SL 12, (5) T10, (5) T15, (7) T20, (15) T25, (6) T27, (5) T30, (5) T40, (5) SQ1, (10) SQ2, (5) SQ3, (1) MET 1.5 mm, (1) MET 2 mm , (1) MET 2.5 mm, (1) MET 3 mm, (1) MET 4 mm, (1) MET 5 mm, (1) MET 5.5 mm, (1) MET 6 mm, (5) SAE 1/16" (5) SAE 5/64" , (5) SAE 3/32", (5) SAE 7/64", (5) SAE 1/8", (5) SAE 9/64", (5) SAE 5/32", (5) SAE 3/16", (5) SAE 7/32", (5) SAE 1/4" Non-Magnetic Nut Drivers: (1) 1/4", (1) 5/16", (1) 3/8", (1) 7/16", (1) 1/2" HSS Drill Bits: (2) 1/16", (2) 3/32", (2) 1/8", (1) 5/32", (1) 3/16", (1) 1/4", (1) 5/16", (1) 3/8" and (1) Magnetic Bit Holder