29 Bits & 1 stainless steel Rapidaptor. For faster, easier, safer bit changes. These stainless steel toolsprevent danger from externally introduced rust whentightening stainless steel screws. Contents:1 Rapidaptor stainless steel holder with quickchangechuck 1/4" x 50. Bits: 1x SL2.5x 25, 1x SL3.0x 25, 1x SL 4.0x 25, 1x SL 5.0x 25, 1x SL5.5x 25, 1x PH1x 25, 3x PH2x 25, 1x PH3x 25, 2x PZ1x 25, 3x PH2x 25, 1x PZ3x 25, 2x TX10, 2x TX15, 3x TX20, 3x TZ25, 2x TX30, 1x TX40.