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HSS Coating Step Drill Set with Straight Flute
US$0.10-5.00
1 Piece
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
DINModel NO.
DM4-ST001Length
Taper-lengthType
Step Drill BitMaterial
High Speed SteelUsage
Metal DrillingShank
Hex / Round / TriangleHardness
60-66HRCSurface Treatment
Bright, Amber, Tin-CoatedFlute
Straight or SpiralPoint Angle
118 Pointed Angle, 90 Stepped AngleApplication
Metal Stainless Steel DrillingDiameter
4mm-39mmTransport Package
Plastic Box, Blister Card, Wooden Box, Metal BoxSpecification
4mm-39mmTrademark
DMOrigin
Danyang City, Jiangsu Province, ChinaHS Code
8207509000Production Capacity
300000 Piece/Pieces Per WeekKey features
Versatile Multi-Material Drilling: Drills round holes in steel, brass, aluminum, copper, plastic, and wood up to 3.2mm thick.
No Center Punching Required: Drills do not run off center, eliminating the need for pilot holes or center punching.
Precise Diameter Markings: Hole sizes are easily determined by diameter markings permanently laser-etched in the flute area.
Deburred Cylindrical Bores: Produces exact dimensions with deburred holes and cylindrical bores for thin-walled materials.
Anti-Slip Flatted Shank: Flatted shank design prevents slippage in three-jaw chucks for secure operation.
Direct Manufacturer Export: 100% export worldwide with 15 years of production experience and ISO9001 certification.
Customizable Options: Customized shank (Hex/Round/Triangle), hardness, surface treatment, flute type, and point angle.
Company profile
CertifiedBusiness Type: Trading CompanyExport Year: 2015-12-15 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤11.81h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR
About Our Factory & Business Background
AddressDongfang Road25, Danyang City, Zhenjiang, Jiangsu, China
Plant Area250 square meters
Number of Employees8
Registered Capital100,000 RMB
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month
Our Production Capability & Technical Expertise
Main ProductsTools
R&D Engineers1 people
Our Industry Experience & Global Business Record
Year of Establishment2015-12-08
Main MarketsNorth America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
Annual Export Revenue3,000,000 USD
Number of Foreign Trading Staff4
Overseas Agent/BranchNo
Product Q&A
Q:What materials can this step drill bit handle?
A:
It is perfect for drilling multiple-size holes in thin sections of metal (steel, brass, aluminum, copper), plastic, and wood.
Q:Is center punching required before drilling?
A:
No, the drills do not run off center, so no center punching or pilot hole drilling is required in most sizes.
Q:How is the hole size determined?
A:
The hole size is easily determined by diameter markings that are permanently laser-etched in the flute area.
Q:What are the available shank options?
A:
Customized shank options include Hex, Round, and Triangle shapes to suit different chuck requirements.
Q:What is the production lead time?
A:
Production time is 3-7 days for samples and 2-3.5 weeks for batch goods.
Send Inquiry
*To:DANYANG DAMING TOOLS CO., LTD.
DANYANG DAMING TOOLS CO., LTD.*Content:
Supplier replies will be sent to your registered email
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