They should be used with a suitable lubricant for better quality threads and to prolong the life of the tap. The taper is so to ease a tap better into an untapped hole. The number of tapered threads typically ranges from 3 to 5.
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Specifications:Thread Size: M2.5 x 0.45Square Shank Width: 2.9mm / 0.11"Thread Length: 11mm / 0.43"Total Length: 46mm / 1.81"Tolerance: H2 (Accuracy)Material: High Speed Steel 6542 (HSS 6542)Finish: Nitride CoatedManufacturing Process: Fully GroundPackage Content: 4pcs x Spiral Flute Thread TapsDescriptions:1. Metric thread tap features spiral flutes, clear threads without burrs, and right hand thread cutting. Spiral flutes are fully ground to provide upward chip removal. Flutes on the screw tap help to remove chips and debris from the hole.2. 6542 (M2) high speed steel screw taps run at high speeds and generate threads quickly and efficiently, offering high hardness (HRC62-64), wear resistance, and good toughness.
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Features: 1. Metric Thread Tap 90mm-150mm Extra Long Straight Flute Screw Thread Milling Machine Taps Threading Tapping Repair Tool 2. Durable, and long service life.High hardness, wear high temperature 3. The Handle made of high quality bearing steel Specification: Type: Machine Thread Tap Material: High Speed Steel Length: 90mm,100mm,120mm,150mm Size : M2/M2.5/M3/M4/M5/M6/M8/M10/M12 Cutting length:12.5,13,15,16,17,18,19,20,22,23,24,25,26,29,30mm Package Including: 1pc Thread Tap.
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They should be used with a suitable lubricant for better quality threads and to prolong the life of the tap. The taper is so to ease a tap better into an untapped hole. A Coarse thread (most common/ standard thread) is used for heavier loads and fine is used for lighter loads prone to vibrations.
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Thread specifications: M2×0.4, M2.5×0.45, M3×0.5, M4×0.7, M5×0.8, M6×1, M8×1.25, M10×1.5, M12×1.75, M14×2, M16×2. Spiral slot: suitable for thread processing of blind holes, which can be cut to the bottom of the hole, with strong chip removal ability and strong machinability.
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You can cut off the tip of one for screw holes etc.
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10pc Straight Thread Tap.
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Hand Tap Sets HSS Metric Thread Tap Straight Flute Hand Screw Thread M2 to M30.
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