Gold Member Since 2016
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Changzhou Bomi Tools Co., Ltd.

Drill, Step Drill, Drill Bits manufacturer / supplier in China, offering HSS Step Drill Size: 6.0*60*4.8*25mm, Cobalt Steel Premium Quality Reduced-Shank Drill Bit, 12mm Replacement Twist Step Drill Bit Stop Collar and so on.

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Supplier Homepage Product Step drill bit HSS Step Drill Size: 6.0*60*4.8*25mm

HSS Step Drill Size: 6.0*60*4.8*25mm

Purchase Qty.:
(Pieces)
500-999 1,000+
FOB Unit Price: US $2.5 US $1.5
Purchase Qty. (Pieces) FOB Unit Price
500-999 US $2.5
1,000+ US $1.5
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Transport Package: 10PCS / Plastic Bag
Payment Terms: L/C, T/T, D/P, Paypal

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Basic Info
  • Model NO.: 6.0MM
  • Length: Jobber-length
  • Material: High Speed Steel
  • Size:6.0: Step Length:9.0
  • Specification: 6.0*60*4.8*25MM
  • Customized: Customized
  • Type: Twist Drill Bit
  • Usage: Metal Drilling
  • Trademark: bomi
  • Origin: Changzhou Jiangsu
Product Description
Material: high speed steel  applicable to the hardness of 25 degrees below the workpiece, such as carbon steel, tin, etc.
HSS Step Drill Size: 6.0*60*4.8*25mm
HSS Step Drill Size: 6.0*60*4.8*25mm
This product applies to various cutting series: it is suitable for steel, iron, copper, plastic, etc.
HSS 90°step drill (DIN8374)
For thread Step              MMCountersinker  MM           Step length   MMFlute length         MMTotal length   MM
M33.2 6.0 9.0 57.0 93.0 
M44.3 8.0 11.0 75.0 117.0 
M55.3 10.0 13.0 87.0 133.0 
M66.4 11.0 15.0 94.0 142.0 
M88.4 15.0 19.0 114.0 169.0 
M1010.5 18.0 23.0 130.0 198.0 
      
HSS 180°step drill (DIN8376)
For thread Step              MMCountersinker  MM           Step length   MMFlute length         MMTotal length   MM
M33.4 6.0 9.0 57.0 93.0 
M44.5 8.0 11.0 75.0 117.0 
M55.5 10.0 13.0 87.0 133.0 
M66.6 11.0 15.0 94.0 142.0 
M89.0 15.0 19.0 114.0 169.0 
M1011.0 18.0 23.0 130.0 191.0 
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