Drill America 3 mm - 12 mm Hex Dies High Speed Steel NC and NF Tap and Die Set (40-Piece) - 40PC-HS-MM-HEX
3 mm to 12 mm High Speed Steel NC and NF Tap and Die Set with Hex Dies in plastic case. Set also includes 2 straight tap wrenches. Full sizes included: 3 mm 4 mm 5 mm 6 mm 7 mm 8 mm 10 mm 11 mm 12 mm. About High Speed Steel Taps: Hand Taps are the most versatile taps for hand use or for tapping under power. Hand taps are popular for use in general machine tapping or CNC tapping. They are also appropriate for tapping the vast majority of materials in through or blind holed conditions. Taper Style: Starts the thread square with the workpiece. Plug Style: Generally used in thru holes. Bottom Style: Generate the thread to the bottom of the hole. About High Speed Steel Hex Dies: HSS High Speed Steel Hex Dies are for dressing over bruised or rusty threads, they are the most cost effective rethreading tool available. No special holder is required for this type of die, any wrench large enough will suffice. Ideal for maintenance in the shop or field.