2 PCS M4 X 0.7mm Metric Hand Machine Tap Set, H2 High Speed Steel 3 Straight Flutes Screw Metal Tapping Drill Bits Set for Threading Holes Machinist Repair DIY Tool

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  • Precision m4 x 0.7mm thread cutting These high-speed steel (HSS) metric hand machine taps create perfect metric threads for bolts and screws. Ideal for both creating new threads and repairing damaged ones in various metals including steel, copper, and alloys
  • Robust high-speed steel construction Metal tapping drill bits set is made from wear-resistant hss material, these uncoated taps maintain sharpness longer than standard taps. Perfect for frequent use in machining applications while resisting heat buildup
  • Efficient straight flute design Metal drill bits with three-flute configuration enables rapid chip removal during threading, producing clean, burr-free internal threads in through-holes and blind holes when used with proper tapping oil
  • Machine-optimized performance Tapping drill bits set is designed for use with drill presses, cnc machines, milling machines, and machining centers. Not recommended for hand drills due to precise alignment requirements for optimal results
  • "Versatile metal compatibility Tap and die set works effectively on stainless steel, iron plates, zinc alloys, and abrasive steels. For best results and extended tap life, always use appropriate cutting fluid during operation "

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