4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter
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Product Highlights
- Multi-Size Drilling Capability: Drills multiple hole sizes from 4mm to 39mm using a single bit for metal, plastic, and wood.
- No Pilot Hole Required: Eliminates the need for center punching or pilot hole drilling on most sizes.
- Precision Laser Etching: Diameter markings permanently laser-etched in the flute area for easy size determination.
- De-burred Hole Finish: Produces cylindrical bores with de-burred edges for smooth results.
- Anti-Slip Shank Design: Flatted shank prevents slippage in three-jaw chucks during operation.
- High Hardness Material: Made from HSS with hardness ranging from 60-66HRC for durability.
- Customizable Shank Shape: Available in Hex, Round, or Triangle shank shapes based on requirements.
- Global Export Experience: Manufacturer with over 15 years of experience exporting worldwide.
Product Attributes
- Customization
- Available
- Customized
- Customized
- Standard
- DIN, JIS, AISI
- Model NO.
- HSS Step Drill
- 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
- Package Size
- 10.00cm * 20.00cm * 10.00cm
- Package Gross Weight
- 1.000kg
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 4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter
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4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter -
4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter -
4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter -
4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter -
4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter -
4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter -
4-39mm High Speed Steel Step Drill Bit for Metal Wood Hole Cutter
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Product Description
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 on 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 Centering 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 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 |
PACKING & SHIPPING
2) We have around 15 years of producing experience.
| Plastic pipe packing | Metal displaybox packing |
| Plastic tube packing | Plastic displaybox packing |
| 1pc / PVC bag,then 1pc / inner paper box | Grey metal displaybox packing |
| Metal box for drill bits set packing | Wooden box for drill set packing |
| 5/10 pieces packind in PVC bag, then in white paper box, then in carton |
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- 7days for samples; 2-3.5 weeks for batch goods.
Q: Are you factory or trading company?
A:We are manufacturer with over 15 years' experience in this product, we can arrange video factory inspection.
Q: What is your biggest advantage?
A: We have very good quality control system to ensure our quality level and stratify different standard. And products are selling globally. Secondly, we're manufacturing company, to provide you quick response and competitive price by our cost controlling ability. Last but not the least, customized ability by our own producing capability.
Q: Is OEM available?
A: Yes, OEM and customization are available. Graved logo marker,Laser logo marker,customized packing. Printed Inner box, Carton box.
Q: How about your price?
A: We can provide you high quality products with reasonable price. Looking forward to receiving your inquiry, you can make comparison for it.
Q:How can I customize my products?
A: Attach your drawings with details.(Surface treatment, material, quantity and special requirements etc).
Q: Are samples available?
A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.
Q: What's your delivery time?
A: For bulk order, delivery time according factory production plan.For the customized product, 15-30 days after receiving the advance payment.
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
- Are you factory or trading company?
- We are manufacturer with over 15 years' experience in this product, we can arrange video factory inspection.
- What is your biggest advantage?
- We have very good quality control system to ensure our quality level and stratify different standard. And products are selling globally. Secondly, we're manufacturing company, to provide you quick response and competitive price by our cost controlling ability. Last but not the least, customized ability by our own producing capability.
- Is OEM available?
- Yes, OEM and customization are available. Graved logo marker,Laser logo marker,customized packing. Printed Inner box, Carton box.
- How about your price?
- We can provide you high quality products with reasonable price. Looking forward to receiving your inquiry, you can make comparison for it.
- How can I customize my products?
- Attach your drawings with details.(Surface treatment, material, quantity and special requirements etc).
- Are samples available?
- Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.
- What's your delivery time?
- For bulk order, delivery time according factory production plan.For the customized product, 15-30 days after receiving the advance payment.
Send your message to this supplier
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