... No. SM8100400 - 400pcs combination drill set -21pc titanium coated HSS drill bits: 1.0, ... .0, 9.5, 10.0mm- 21pc HSS twist drills set: 1.0, 1.5, 2.0, 2.5, ... #2, #3 4pc pozi: #0, #1, #2, #3 8pc star: T10, T15, T20, T25, T27, T30, T40, T45 3pc square ... #2, #3 4pc pozi: #0, #1, #2, #3 8pc star: T10, T15, T20, T25, T27, T30, T40, T45 6pc metric ... extension holder Item No. SMD8100400 -400pc combination drill set