The DeWalt DT71583-QZ is a 102 Piece Drill And Screwdriver Bit Set supplied in a TSTAK carry case. This is a high performance drill drive set which fits a TSTAK IV drawer and is also manufactured and tested to the highest standards. TSTAK Compatible DWST1-70705, DWST1-70706, DWST1-70702 Features & Benefits • 102 Piece Drill And Screwdriver Bit Set • High Performance Drill Drive Set which fits TSTAK IV Drawer • Manufactured and tested to the highest standards Contents • 27x 25mm Pozi Screwdriving Bits: PZ1 (x2), PZ2 (x23), PZ3 (x2) • 26x 25mm Phillips Screwdriving Bits: PH1 (x2), PH2 (x23), PH3 • 4x 25mm Slotted Screwdriving Bits: SL4, SL5, SL6, SL7. 2 • 12x 25mm Torx Screwdriving Bits: T10 (x2), T15 (x2), T20 (x2), T25 (x2), T27 (x2), T30 (x2) • 5x Nut Setters: 5, 6, 7, 8, 10mm • 10x 10mm Magnetic Bit Holder SDS Plus Drill Bits: 5.5 (x2), 6 (x2), 7 (x2), 8 (x2), 10mm (x2) • 12x HSS Drill Bits: 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7mm • 4x Holesaws: 32, 38, 44, 54mm • 54mm Pilot Drill Bit • Arbor for Holesaws • TSTAK Carry Case