Guhring Extra length twist drills series 3 HSS 5/16

Description

Extra length twist drills, series 3 HSS / Ø 7.940 mm h8 / ~25xD / DIN 1869 / Surface: nitrided lands / Cutting direction: right-hand / relieved cone 130°
Execution: Web thinning ≥ Ø 2.500 mm • relieved cone • wide flutes • in case of poor chip evacuation • for extremely deep holes
Application: grey cast iron and steels up to 1000 N/mm² • not recommended for: CrNi steels, stainless steels

Additional information

Weight	0.1070 kg
Dimensions
barcode
Additional Information	Point Grinding: Relieved cone Connection Code Machine Side: Straight shank Ø-Thinning: 2.500 Nominal Ø Tolerance Field: h8 Internal Cooling: Without Norm: DIN 1869 Surface: Nitrided lands Discount Group: 136 Type: 504 Cutting Direction: Right-hand Type: GT 100 Point Angle: 130 Material: HSS Additional Information: Series 3 Code No.: 7.940 Weight: 0.107 No of Cutting Edges: 2 Total Length: 390.000 Groove Length: 265.000 Usable Length: 258.000 Shank Ø: 7.940 Shank Length: 125.000 Nominal Ø mm: 7.940 Nominal Ø Fractional: 5/16 Statistical Goods Number: 82075060

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Brand

Guhring

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