Package Included: 2 x Spiral Flute Thread Taps The spiral tip of the tap helps guide it into the hole, reducing the torque required to turn it, and the flutes easily remove chips and debris from the hole and machine. Spiral Flute Tap: Thread size: 1/4-20 BSW (right hand), accuracy: H2; thread length: 22.5mm / 0.89"; total length: 67mm / 2.64"; square shank width: 4.4mm... Spiral Flute Tap: Thread size: 1/4-20 BSW; thread length: 24mm / 0.94, overall length: 67mm / 2.64, square end size: 4.5mm / 0.18. 2pcs UNF Spiral Flute Tap Bottoming GH2 Limit 2 Flute HSS Uncoated Bright Finished Ground Thread Provides Hand Tools For Metal Threading D752f55c 14fe 42d6 Bd01 Dd975d7bda46.65c6922383bc98f097439858d77e4f37 Check out our 24x36 poster frames selection for the very best in unique or custom, handmade pieces from our picture frames shops Material: M35 Cobalt High-Speed Steel (M35 HSS-CO) Finish: Uncoated It is not recommended for manual use and electric drill tapping to avoid damage caused by uneven force. High Speed Steel Thread Spiral Screw Uxcell M6 X 1 Spiral Point Threading Tap, H2 Tolerance High Tap Guide Taps are made of M35 cobalt high-speed steel, which has high hardness, good wear resistance, heat resistance, and strong resistance to thermal shock. Strong & Durable: Taps are made of M35 HSS-CO, which has high hardness, good wear resistance, heat resistance, and strong resistance to thermal shock. Warm Tip: It is recommended to use machine taps with tap chucks with overload protection. Notable Features: Spiral flute design ensures smooth chip evacuation, prevents breakage, and enables more efficient tapping. The harder the material, the slower the drilling speed. It is recommended to use machine taps with tap chucks with overload protection. Specifications: Thread Size: 1/4-20 BSW Tolerance: H2 Thread Length: 24mm / 0.94; Square End Size: 4.5mm / 0.18; Total Length: 67mm / 2.64; H2 tolerance, right-hand thread cutting, with clean threads and sharp-cut cutting edges for fast and accurate tapping. The tapping angle should be 90 degrees vertical. Wide Applications: Spiral flute thread taps are suitable for machining blind or deep holes and sticky materials, and can be used for tapping stainless steel, aluminum, cast iron, alloy steel, ordinary steel, non-ferrous metals, hard plastics, etc.