Gold Member Since 2015
Audited Supplier
Jiangsu Goldmoon Industry Co., Ltd.

Cutting Tools, Multi Size, Hardware manufacturer / supplier in China, offering 5 PCS HSS Step Drill Set (GM-dB035), High Quality Super Cut Hand Ratchet Threader, with SAE and Metric Fractional Readings 6 in. Digital Caliper and so on.

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5 PCS HSS Step Drill Set (GM-dB035)

Purchase Qty.:
(Sets)
2,000-9,999 10,000+
FOB Unit Price: US $6 US $5
Purchase Qty. (Sets) FOB Unit Price
2,000-9,999 US $6
10,000+ US $5
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Production Capacity: 50 Thousand Sets Per Month
Transport Package: Adjustment According to Customers′ Requirements
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: GM-DB035
  • Certification: Many
  • Type: Core Drill Bit
  • Usage: Steel Plate Drilling
  • Delivery Time: 15-35 Days
  • Surface: Ti-Coated
  • Specification: all sizes are available
  • HS Code: 82075090
  • Customized: Non-Customized
  • Length: Many
  • Material: High Speed Steel
  • Free Sample: Available
  • MOQ: 1 Set
  • Trademark: GOLDMOON
  • Origin: Danyang
Product Description
5 pcs hss step drill set
Surface: white finish or titanium coated are available
Packing: in wooden box
Sizes included:
4-12mm x 9 step
4-20mm x 9 step
5-28mm x 7 step
4-30mm x 14 step
4-39mm x 13 step
 
Product name5 pcs hss step drill set
item noGM-DB035
Surfacewhite finish or titanium coated are available
Sizes4-12mm x 9 step
4-20mm x 9 step
5-28mm x 7 step
4-30mm x 14 step
4-39mm x 13 step
Packingwooden box

Chemical composition     
MaterialComponent (%)
HSS 4241C (0.9~1.0); Si(1.0~1.3); Mn(0.25~0.4); P(0~0.035); S(0~0.009); 
Cr(3.8~4.2); Mo(0.55~0.85); W(1.6~2.0); V (0.4~0.65); Co(0)
HSS 4341C (0.83~0.93); Si(0.2~0.4); Mn(0.2~0.4); P(0~0.03); S(0~0.009); 
Cr(3.8~4.4); Mo(2.5~3.5); W(3.5~4.5); V (1.2~1.8); Co(0)
HSS 6542 (M2)C (0.8~0.9); Si(0.2~0.45); Mn(0.15~0.4); P(0~0.03); S(0~0.009); 
Cr(3.8~4.4); Mo(4.6~4.9); W(5.6~5.9); V(1.8~2.0); Co(0)
HSS 9341C (0.77~0.87); Si(0.2~0.4); Mn(0.2~0.4); P(0~0.03); S(0~0.009); 
Cr(3.8~4.4); Mo(2.7~3.3); W(8.5~9.5); V(1.3~1.7); Co(0)
HSS M35 (Co5%)C (0.8~0.9); Si(0.2~0.45); Mn(0.15~0.4); P(0~0.03); S(0~0.009); 
Cr(3.8~4.4); Mo(4.6~4.9); W(5.6~5.9);V(1.8~2.0); Co(4.6~4.9)
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