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Product name
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Metric DIN338 Jobber Length Fully Ground Cobalt Polished Titanium HSS Twist Drill Bits for Metal Stainless Steel Aluminium Hardened Iron Drilling
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Size
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1mm-20mm
10pcs:1-8mmx0.5
5pcs:8.5mm,9mm,9.5mm,10mm-20mm
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Surface
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Tin-coated，amber finish, gold color,White, black or as your request
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Process
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fully ground
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Sharpening
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118 degree, 135 degree,turbo max or as your request
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Standards
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DIN338,DIN1897,DIN340,DIN1869,DIN345,
Jobber Length,Screw Machine Length,Taper Length,Aircraft Extension,Taper Shank
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Material
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HSS4241 , HSS4341 , HSS6542(M2) , HSS CO5% (M35) , HSS CO8%(M42)
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Shank
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Straight Shank (Parallel Shank Reduced Shank, Hex Shank ,1/4″ Quick Change Shank,3 Flats Shank, 1/2″ Shank ,3/8″ Shank)
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Use
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For drilling Metal Stainless Steel Aluminium Hardened Iron and so on
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Helix Angle
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Type N. Type W, Type H.
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Rotating
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Right Hand, left Hand
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Flute
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Normal Parabolic
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