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Customized Tower Connotation Structure Resistant to Acid HSS Step Drill
US$0.10-5.00
1 Piece
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
DINModel NO.
hss step drillType
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
Multi-Size Drilling Capability: Drills multiple hole sizes from 4mm to 39mm using a single step drill bit.
No Center Punching Required: Drills accurately without the need for center punching or pilot holes.
Customizable Shank Design: Available in Hex, Round, or Triangle shank shapes to fit various chucks.
High Hardness Material: Manufactured from HSS with hardness ranging from 60 to 66 HRC.
Precision Laser Etching: Hole sizes are permanently marked on the flute for easy identification.
De-burred Hole Finish: Produces cylindrical bores with de-burred edges for clean results.
Versatile Material Application: Suitable for drilling metal, plastic, and wood up to 3.2mm thickness.
Fast Sample Production: Samples can be produced within 3 to 7 days for quick testing.
Company profile

CertifiedBusiness Type: Trading CompanyExport Year: 2015-12-15 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤18h 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 be used on?
A:
It is perfect for drilling metal (steel, brass, aluminum, copper), plastic, and wood.
Q:Does the drill require a pilot hole or center punch?
A:
No, center punching or pilot hole drilling is not required on most sizes.
Q:What are the available shank options?
A:
The shank can be customized to Hex, Round, or Triangle shapes.
Q:What is the hardness of the drill bits?
A:
The hardness ranges from 60 to 66 HRC.
Q:How long does it take to produce samples?
A:
Production time for samples is 3 to 7 days.
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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