• 5318 Victory Drive
    Indianapolis, IN 46203
  • (800) 622-4824
  • www.haggard-stocking.com

3.97 mm (.1563) 20XD Solid Carbide Internal Coolant Straight Shank Deep Drill

  • Item Code: B272Z03970HPS KN25
  • Brand: Kennametal
  • Unit Size: 1

Description

Features

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    • HP solid carbide deep-hole drills with through coolant for steel, cast iron, stainless steel, high-temperature alloys, and non-ferrous materials.
    • Application-specific SC drill for drilling holes up to 20 x D up to 4x faster than conventional HSS and gun drills.
    • Broadest diameter range on the market from .0938�.6299 (2,383�16mm).
    • KMH-point geometry is available as a semi-standard, especially for crankshaft applications.
    • KN25 Beyond uncoated grade (B27_HPS) with highly polished surface ensures superior chip evacuation and prevent built-up edge in aluminum and high-temp alloys, even when low-pressure coolant or MQL is applied.

Tech Specs

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Flute Helix Angle 29.809
Gage Length Decimal 4.8910"
Gage Length Metric 124.267 mm
Flute Length Decimal 3.5000"
Flute Length Metric 89.00 mm
Max Drill Depth Decimal 3.1100"
Drill Point Length Decimal 0.0290"
Functional Length Decimal 4.8910"
Functional Length Metric 124.267 mm
Tool Assembly Length Decimal 4.3595"
Tool Assembly Length Metric 110.767 mm
Adapter Style Machine Side Straight-Cylindrical
Brand Kennametal
Clamping LG Machine Side Metric 13.50 mm
Adapter/Shank/Bore Diameter Decimal 0.1575"
Clamping Length Metric 13.50 mm
Coolant Hole Dia Decimal 0.0165"
Drill Point Length Metric 0.733 mm
Hand of Tool R - Right
Overall Length Decimal 4.9200"
Coolant Hole Dia Metric 0.42 mm
Fractional Size 5/32"
Max Drill Depth Metric 79.00 mm
Primary Workpiece Material Non-Ferrous Materials
Shank Length Metric 32.00 mm
Number of Flutes 2
Protruding Length Metric 125.00 mm
Shank Length Decimal 1.2600"
Clamping LG Machine Side Decimal 0.5315"
Decimal Size 0.1563"
Adapter/Shank/Bore Diameter Metric 4.00 mm
Coating None
Coolant Hole Dia Exit Decimal 0.0165"
Coolant Hole Dia Exit Metric 0.42 mm
Length/Diameter Ratio 20
Protruding Length Decimal 4.9200"
Clamping Length Decimal 0.5300"
Coolant Supply Yes
Metric Size 3.97 mm
Material Solid Carbide
Overall Length Metric 125.00 mm