This massive set features tools perfectly crafted for hand-threading a variety of materials. Crafted of high carbon steel they provide the accuracy professional craftsmen rely on to get the job done right the first time. The Irwin Tools 26377- 117 Piece Machine Screw/Fractional/Metric Tap and Hex Die Set with Drill Bit Set contains 6 machine screw taps and 6 dies, 10 SAE Taps and 10 Dies, 16 Metric Taps and 16 Dies, 2 pipe taps and 2 dies, plus all the tap and die drive tools needed for the included taps and dies. This set also contains a set of high speed steel drill bits for pairing with the included taps. The Taps and Dies are made of High Carbon Steel.The List of 117 Components in the Set are: Machine Screw - Taps & Dies: 4-40 NC, 6-32 NC, 8-32 NC, 10-24 NC, 10-32 NF and 12-24 NC Fractional - Taps & Dies: 1/4"-20 NC, 1/4"-28 NF, 5/16"-18 NC, 5/16"-24 NF, 3/8"-16 NC, 3/8"-24 NF, 7/16"-14 NC, 7/16"-20 NF, 1/2"-13 NC and 1/2"-20 NF Metric - Taps & Dies: 3.0mm-0.50, 4.0mm-0.70, 4.0mm-0.75, 5mm-0.80, 5mm-0.90, 6mm-1.00, 7mm-1.00, 8mm-1.00, 8mm-1.25, 9mm-1.0, 9mm-1.25, 10mm-1.25, 10mm-1.50, 11mm-1.50, 12mm-1.50 and 12mm-1.75 Pipe - Taps & Dies: 1/8"-27 NPT and 1/8"-28 BSP Threading Tools & Accessories: (Standard & Metric) Plain Die Stock - 5/8 Dies, Adj. Die Stock - 1 Dies, T-Handle Wrench - Taps No. T-handle Tap Wrench - No. 0 to 1/2", Two-in-One Tap Wrench - 1/4" to 1/2, 18 Leaf Standard Thread Gauge, 16 Leaf Metric Thread Gauge, Black Screwdriver, 36 Piece Drill Bit Set - HSS 118° Bright and 5 Piece screw Extractor - EX1-EX5. 20.6 x 1 x 3.1 inches. TAP + DIE + DRILL 117PC DELUXE SET. We reserve the right to cancel any order for any reason at any time. We are not responsible for undeliverable addresses. Your feedback very important to us, after you get your package and you are. If you have any problem with your order / any questions please before leave any type of feedback. Thank you for shopping at our store.