HSS Tin-Coated Step Drill Bits 3PCS
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Product Highlights
- Multi-Size Drilling Capability: Drills multiple hole sizes from 4mm to 60mm using a single step drill bit.
- No Pilot Hole Required: Eliminates the need for center punching or pilot hole drilling in most sizes.
- 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.
- Wide Material Compatibility: Suitable for drilling steel, brass, aluminum, copper, plastic, and wood.
- Customizable Shank Types: Available in Hex, Round, or Triangle shank configurations.
- High Hardness Material: Hardness ranges from 60-66HRC for durability and sharpness retention.
- Fast Sample Production: Samples ready in 3-7 days with door-to-door shipping options.
Product Attributes
- Customization
- Available
- Customized
- Customized
- Standard
- DIN, JIS, AISI
- Model NO.
- DM4-ST016
- Length
- Jobber-length
- Type
- Step Drill Bit
- Material
- High Speed Steel
- Usage
- Metal Drilling
- Shank
- Hex / Round / Triangle
- Hardness
- 60-66HRC
- Surface Treatment
- Bright, Amber, Tin-Coated
- Flute
- Straight or Spiral
- Point Angle
- 118 Pointed Angle, 90 Stepped Angle
- Application
- Metal Stainless Steel Drilling
- Diameter
- 4mm-39mm
- Transport Package
- Plastic Box, Blister Card, Wooden Box, Metal Box
- Specification
- 4mm-39mm
- Trademark
- DM
- Origin
- Danyang City, Jiangsu Province, China
- HS Code
- 8207509000
- Production Capacity
- 300000 Piece/Pieces Per Week
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of HSS Tin-Coated Step Drill Bits 3PCS
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HSS Tin-Coated Step Drill Bits 3PCS -
HSS Tin-Coated Step Drill Bits 3PCS -
HSS Tin-Coated Step Drill Bits 3PCS -
HSS Tin-Coated Step Drill Bits 3PCS -
HSS Tin-Coated Step Drill Bits 3PCS -
HSS Tin-Coated Step Drill Bits 3PCS
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Product Description
1) We're a direct manufacturer and 100% export worldwide (USA, Israel, Jordan, Iran, Thailand, Duabai, South Africa, Kenya, Egypt, Australia, UK, Spain, Brazil, etc)
2) We have around 15 years of producing experience.
3) Our drill product: HSS drill bits, masonry drill, SDS drill, glass & tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.
4) Above 95% of customers will place a formal order after testing the samples.
PRODUCT CATALOGS
HSS STEP DRILLS
HSS Step Drill Bits are perfect for drilling multiple-size holes in thin sections of metal, plastic and wood using a single bit.
Each step drills does the work of many drill-bit sizes. Drills round holes in most metals (steel, brass, aluminum, copper) up to 1/8" (3.2mm) thick as well as in plastic and wood.
No center punching or pilot hole drilling is required in most sizes. The bits are easy to keep sharp, and the hole size is easily determined by the diameter markings that are permanently laser-etched in the flute area.
Advantages:
1. No Center required, the drills do not run off center.
2. A variety of hole diameters can be drilled using only one tool, and the tool can display the dimensions.
3. The dimension of the drilled hole is exact.
4. Holes are de-burred by the following level, and cylindrical bores are produced.
5. Even very thin-walled materials can be drilled.
Product Information
REAL SHOT
PACKING & SHIPPING
Packaging Details: Plastic Box, Blister Card, Wooden Box, Metal Box for Step Drill Bit
Shipping
1. TNT/FedEx/DHL/UPS for samples or under 45KG weight goods, Door to Door.
2. By Air or by Sea for batch goods, from airport (seaport) to airport(seaport).
3. Customers specifying freight forwarders or not.
4. Production Time: 3- 7 days for samples; 2-3.5 weeks for batch goods
More information about our products, welcome to visit :http://damingtools.en.made-in-china.com/
2) We have around 15 years of producing experience.
3) Our drill product: HSS drill bits, masonry drill, SDS drill, glass & tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.
4) Above 95% of customers will place a formal order after testing the samples.
PRODUCT CATALOGS
HSS STEP DRILLS
HSS Step Drill Bits are perfect for drilling multiple-size holes in thin sections of metal, plastic and wood using a single bit.
Each step drills does the work of many drill-bit sizes. Drills round holes in most metals (steel, brass, aluminum, copper) up to 1/8" (3.2mm) thick as well as in plastic and wood.
No center punching or pilot hole drilling is required in most sizes. The bits are easy to keep sharp, and the hole size is easily determined by the diameter markings that are permanently laser-etched in the flute area.
Advantages:
1. No Center required, the drills do not run off center.
2. A variety of hole diameters can be drilled using only one tool, and the tool can display the dimensions.
3. The dimension of the drilled hole is exact.
4. Holes are de-burred by the following level, and cylindrical bores are produced.
5. Even very thin-walled materials can be drilled.
| Material | HSS M42,M35,6542(M2),9341,4341,4241 |
| Finish | Tin coated,coffee,bright,rainbow colour,Black oxide,Black flute & bright shank |
| Process | Roll forged,edge ground,fully ground |
| Standard: | DIN 338 (jobber series) DIN 340 (long series) DIN 1897 (stub series) |
| Diameter | 4mm-39mm |
| Advantages | Flatted shank prevents slippage in three jaw chuck Advanced equipment and technology Quality guaranteed |
| Point angle | 118 degree,135 degree split point |
| Certification | ISO9001 |
Product Information
| Metric Size available: | |||
| Item No. | Size Range | Step No. | Shank Size |
| SDA001 | 4 - 12mm x 2mm | 5 | 6mm |
| SDA002 | 4 - 12 mm x 1mm | 9 | 6mm |
| SDA003 | 4 - 20mm x 2mm | 9 | 8mm |
| SDA004 | 4 - 22mm x 2mm | 10 | 8/10mm |
| SDA005 | 4 - 30mm x 2mm | 14 | 10mm |
| SDA006 | 4 - 32mm x 2mm | 15 | 10mm |
| SDA007 | 4 - 39mm x 2-3mm | 14 | 10mm |
| SDA008 | 5 - 28mm | 7 | 10mm |
| SDA009 | 5 - 28.3mm | 10 | 10mm |
| SDA010 | 5 - 35mm x 2-3mm | 13 | 13mm |
| SDA011 | 6 - 18mm x 2mm | 7 | 10mm |
| SDA012 | 6 - 20mm x 2mm | 8 | 10mm |
| SDA013 | 6 - 24mm x 2mm | 10 | 10mm |
| SDA014 | 6 - 25mm | 7 | 10mm |
| SDA015 | 6 - 26.75mm | 8 | 10mm |
| SDA016 | 6 - 30mm x 2mm | 13 | 10mm |
| SDA017 | 6 - 30.5mm | 10 | 10mm |
| SDA018 | 6 - 32mm | 8 | 10mm |
| SDA019 | 6 - 32mm | 9 | 10mm |
| SDA020 | 6 - 37mm | 12 | 10mm |
| SDA021 | 6 - 38mm | 12 | 10mm |
| SDA022 | 6 - 40mm | 16 | 13mm |
| SDA023 | 9 - 36mm x 3mm | 10 | 12mm |
| SDA024 | 10 - 20mm x 1mm | 11 | 10mm |
| SDA025 | 12 - 20mm x 1mm | 9 | 10mm |
| SDA026 | 12.5 - 30.5mm | 7 | 12mm |
| SDA027 | 13 - 38mm | 10 | 12mm |
| SDA028 | 14 - 24mm x 2mm | 6 | 13mm |
| SDA029 | 14 - 25mm | 7 | 13mm |
| SDA030 | 20 - 30mm x 1mm | 11 | 13mm |
| SDA031 | 20 - 34mm x 2mm | 8 | 13mm |
| SDA032 | 30 - 40mm x 1mm | 11 | 13mm |
| SDA033 | 40 - 50mm x 1mm | 11 | 13mm |
| SDA034 | 50 - 60mm x 1mm | 11 | 13mm |
| SDA035 | 5 - 30.5mm | 13 | 12mm |
| SDA036 | 5 - 38mm | 14 | 12mm |
REAL SHOT
PACKING & SHIPPING
Shipping
1. TNT/FedEx/DHL/UPS for samples or under 45KG weight goods, Door to Door.
2. By Air or by Sea for batch goods, from airport (seaport) to airport(seaport).
3. Customers specifying freight forwarders or not.
4. Production Time: 3- 7 days for samples; 2-3.5 weeks for batch goods
CERTIFICATE
In order to overcome the challenges that support solidarity and cooperation to create a better future
In order to overcome the challenges that support solidarity and cooperation to create a better future
WIDELY USED
Household, Industrial Use
Household, Industrial Use
FEEDBACK
More information about our products, welcome to visit :http://damingtools.en.made-in-china.com/
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR224980". Items marked "
" are certified.
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Company Profile
DANYANG DAMING TOOLS Co., Ltd. is one of the professional manufacturer of drill bits in China,
Now we can provide the following cutting tools:
1. HSS straight shank twist drills:
(DIN338, DIN340, DIN1897, DIN345; ASME B. 94.11M: Jobber length, Taper length, Screw Machine Length, Aircraft Ectension, etc);
2. HSS taper shank drills: ( Rolled, Milled);
3. Masonry drills (Chrome plated, Nickle Plated, Zinc plated);
4. SDS Hammer drills;
5. Wood working series: (Wood working drills, Wood Auger bits);
6. Various kind of drill sets in many different types;
7. TCT saw blades
8. Diamond saw blades
9. HSS Hole Saws;
10. HSS Tapes;
11. All kinds of drill sets.
Therefore, our products are well accepted by many customers from all over the world, mainly in North America, Asia, Europe, MID East, South America and other countries and regions.
For a completive quotation or any further information, please don't hesitate to contact us at any way. Our sales staff will be pleased to assist you with our best.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Dongfang Road25, Danyang City, Zhenjiang, Jiangsu, China
-
Plant Area
- 250 square meters
-
Number of Employees
- 8
-
Registered Capital
- 100,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port, Ningbo Port
Our Production Capability & Technical Expertise
-
Main Products
- Tools
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2015-12-08
- Export Year
- 2015-12-15
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Annual Export Revenue
- 3,000,000 USD
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
FAQ
- What materials can these step drill bits be used on?
- They are designed for drilling metal (steel, brass, aluminum, copper), plastic, and wood.
- Do I need to use a pilot hole before drilling?
- No, center punching or pilot hole drilling is not required for most sizes.
- What is the maximum hole size these bits can drill?
- The diameter range covers from 4mm up to 60mm depending on the specific model.
- How are the hole sizes indicated on the drill bit?
- The diameter markings are permanently laser-etched in the flute area for easy determination.
- What shank types are available for customization?
- Customization options include Hex, Round, and Triangle shanks.
- What is the lead time for samples and batch orders?
- Samples take 3-7 days, while batch goods require 2-3.5 weeks for production.
- What surface treatments are available?
- Options include Bright, Amber, Tin-Coated, Rainbow colour, Black oxide, and Black flute.
- Does the drill bit produce clean holes without burrs?
- Yes, the design ensures holes are de-burred and produces cylindrical bores.
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