60 PCS TAP & DIE SET SIZES - Set includes (20) Metric taps and dies: M3x0.5, M4x0.7, M5x0.8, M6x1.0, M7x1.0, M8x1.25, M9x1.25, M10x1.0, M10x1.5, M12x1.75; (20) SAE Fractional taps and dies for coarse thread (UNC): 4-40 NC, 6-32 NC, 8-32 NC, 10-24 NC, 12-24 NC, 1/4-20 NC, 5/16-18 NC, 3/8-16 NC, 7/16-14 NC, 1/2-13 NC; (12) SAE Fractional taps and dies for fine thread (UNF): 10-32 NF, 1/4-28 NF, 5/16-24 NF, 3/8-24 NF, 7/16-20 NF, 1/2-20 NF; (2) NPT tap and die: 1/8-27 NPT EXCELLENT PERFORMANCE - Industrial grade GCr15 bearing steel construction ensures durability and tool longevity to withstand professional uses. Fully ground sharp teeth ensure easy chip removal. And precise teeth geometry keeps cutting smoothly with efficiency. TiN coating enhances corrosion resistance and extends tool life. APPLICATION - Suitable for creating new threads and repairing internal and external threads on most metals like steel, iron, aluminum, brass and copper. Ideal for cutting fasteners' thread for automotive, machinery repair and field work. Perfect tap and die set for professional craftsmen and maintenance technicians. ESSENTIAL FOR ANY FASTENER JOB - This comprehensive set provides essential metal threading tools. They create internal and external threads easily for 39 thread sizes. They're perfect for helping re-thread damaged existing threads. All cutting teeth are precisely CNC machined and precision heat-treated to 60 HRC for best threading performance. PACKAGE - This set comes with a full range of most popular metric taps & dies including coarse (UNC) and fine (UNF) threads, plus all needed essential threading tool kit including both long and short wrenches, flat- head screwdrivers and gauges to find and carve the exact threading. The tools are stored in plastic holder and the case of the set is iron box. The rugged iron case ensures secure transport, safe to store, quick to organize and prevent accessories from falling off. HIGHFIRE 60-Piece Tap and Die Set An industrial-grade thread cutting set for hand-cutting and repairing metal threads in workshops or garages. The rugged case offers optimized storage compartments to keep tools organized and prevent misplacement.