HSS , HSS Cobalt CBN Fully ground Sprial Flute Step Drill (Round shank ,Triangle shank and Hex shank )

Brand Name:M&G
Model Number:Step Drill
Minimum Order Quantity:Negotiation
Delivery Time:30 Days
Payment Terms:T/T, PayPal, Visa
Place of Origin:CHINA
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Address: Room#7B014, Lanxi Garden, No.8 xingShansi East Street, Xi'An City , P.R.China
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Product Details

Multiple Hole Jobber Drill Bit Sprial Flute Step Drill HSS M2 Materials

Product name:HSS , HSS Cobalt Sprial flute Step Drill For Ferrous and No-Ferrous
Material:M35, M2, 4341
Process:Fully Ground,
Flute Type:straight flute and Sprial flute
Shank Type:Round shank, Round shank with 3 flats, 1/4" Hex shank
Surface Finish:Bright finish/ TiN Coating/TiAlN Coating

Features:

  • Step drill bits are perfect for drilling and enlarging multiple-holes in thin sections of sheet metals, pipes, Plexiglas, plastics, wood up to a thickness of 5mm.
  • 135° Spilt Point Tip: increases cutting speed with self-centering and the drills do not run off center.
  • A variety of hole diameters can be drilled using only one tool.
  • The dimension of drilled hole is exact.
  • Two Flute Design: provides longer life and better chip removal.
  • The Spiral Groove: creates better, less noise, less force has to be used.
  • Titanium coating provides up to 2 times the life over high speed steel.
  • Only for rotary use.

Size ang Range:


Hole sizeStepped byStep
4-1219
4-1225
4-2029
4-32215
1/4"-3/4"1-/16"9
1/8"-1/2"1/32"13
3/16"-1/2"1/16"6
3/16"-7/8"1/16"12
1/4"-1-3/8"1/8"10

Other size can be available accorfing to request.


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China HSS , HSS Cobalt  CBN Fully ground Sprial Flute Step Drill (Round shank ,Triangle shank and  Hex shank ) supplier

HSS , HSS Cobalt CBN Fully ground Sprial Flute Step Drill (Round shank ,Triangle shank and Hex shank )

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