Trapezoidal tap use trapezoidal cutting teeth, which distribute cutting forces evenly and result in high cutting efficiency. Compared to other types of threads, trapezoidal threads have higher structural strength.
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Be sure to select the appropriate cutting oil for the complex tapping process and apply anti-rust oil for maintenance after use. Material: HSS 6542 (M2). Straight flute design, made of 6542 high speed steel.
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【Dual-Function Threading】Create both internal and external threads with one tool — no need for multiple dies or adapters. Perfect for fast, accurate pipe prep. 【Hight quality】Crafted from high-hardness alloy steel for long-lasting sharpness, high concentricity, and stable threading without slippage or deviation.
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((Inv.38663). Not What You Were Looking For?. Portland, CT. 1) OSG 1/2"-20 4 flute. 1) TRW 1/2-20 sprial. 1) OSG 1/4"-28 3 flute. 1) 5/16"-18 Greenfield 3 flute.
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(Inv.41454). tap is used in good condition. Not What You Were Looking For?.
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Thread type: UNEF. Material: HSS. 1x HSS right hand thread tap 1"-20 High Quality. High speed steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and non-ferrous materials.
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Specifications:Thread Size: 1/2"-20 UNFThread Length: 30mm / 1.18"Total Length: 88mm / 3.46"Square End Size: 7mm x 7mm / 0.28" x 0.28"Thread Tolerance Grade: 2BCutting Direction: Left HandMaterial: High Speed Steel (HSS 6542)Finish: UncoatedPackage: 1 x Threading TapDescriptions:1. Straight flute design, downward chip removal. Left hand thread cutting, clear threads, fast tapping with accuracy.2. High-speed steel tool is with high hardness and toughness for wear resistance. Features just the base substrate without any additional coatings, suitable for wide ranges of applications.3. Suitable for processing through holes. Great for drilling and tapping aluminum, die steel, stainless steel, bronze, hard plastics, etc..4. Used on drilling machines, tapping machines, CNC and milling machines.
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