| Customized: | Customized |
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| Standard: | DIN, AISI |
| Length: | Standard |
| Type: | Step Drill Bits |
| Material: | High Speed Steel |
| Usage: | Wood Drilling, PCB Drilling, Metal Drilling |
| Samples: |
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| Customization: |
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Audited Supplier Introducing the Raytal High Quality Black Oxidehigh-Speed Steel 4-20mm Step Drill Bit, designed for precision drilling in various materials. This drill bit is perfect for professionals in need of a reliable and efficient tool.
Featuring a hex shank, this step drill bit ensures a secure grip and prevents slipping during operation. The spiral flute design allows for smooth and efficient chip removal, reducing the risk of clogging and overheating. With metric sizes ranging from 4mm to 20mm, this drill bit provides versatility for a wide range of applications.
The high-speed steel construction of this step drill bit ensures durability and long-lasting performance. The black oxide coating enhances the strength and wear resistance, prolonging the lifespan of the bit. This makes it an ideal choice for demanding tasks and heavy-duty use.
The Raytal High Quality Black Oxidehigh-Speed Steel 4-20mm Step Drill Bit is part of the Raytal Step Drill Set, which includes a variety of sizes to meet your drilling needs. Whether you are working with metal, wood, or plastic, this drill bit set will deliver precise and clean holes every time.
Invest in the Raytal High Quality Black Oxidehigh-Speed Steel 4-20mm Step Drill Bit for superior performance, durability, and versatility. Upgrade your drilling experience with this reliable tool.
| Step Drill Material | HSS 4241 / 4341 / 6542 (M2) / 9341 M35 / M42 Cobalt High Speed Steel are are available |
| Surface Treatment | Titanium Coated / TiAIN Coated / Cobalt Coated / Black Golden / Nano-blue / Black Oxide / Bright finish |
| Shank Type | 3-Flat / Hex / Round |
| Flute Type | Straight / Spiral |
| Flute Q'TY | 2 / 3 / 4 Flutes |
| Origin | China |
| MOQ | 100 |
| Use | Wood/Plastic/Metal |
| Ratail Packing | Slide Card / Clamshell / Plastic Box / Steel Box |
| Point Angle | 118 Degree or 135 Degree |
| Production Capacity | 500000 Pieces/Year |
| Origin | China |
| HS Code | 8207509000 |
| Size(mm) | Bit #1 (5 steps): 4, 6, 8, 10, 12; / Bit #1(9 steps):4, 5, 6, 7, 8, 9, 10, 11, 12; Bit #2 (9 steps): 4, 6, 8, 10, 12, 14, 16, 18, 20; Bit #3 (10 steps): 4, 6, 8, 10, 12, 14, 16, 18, 20, 22; Bit #4 (14 steps): 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30; Bit #5 (15 steps): 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32. |
| Material | Component (%) |
| HSS 4241 | C (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 4341 | C (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 9341 | C (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) |
| HSS M42 (Co8%) | 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(7.6~7.9) |
| Packaging Details | In Wooden box, Metal Box, PVC Pouch, Plastic Box, Individually in Skin Card |
Customized
| Customized logo | Customized size | Customized packing | Graphic customization |
| Min. Order: 100 PCS | Min. Order: 1000 PCS | Min. Order: 1000 PCS | Min. Order: 1000 PCS |
Q: Are you a manufacturer or a trading company?
A: We are a company specializing in the integration of manufacturing and trade in the hardware tools export industry. Our core products, high-speed steel drill bits and torque wrenches, are produced by our two wholly-owned manufacturing factories. Simultaneously, we offer a one-stop service for trading integrated tools and equipment products to our customers.
Q: What is your R&D capability?
A: Our two manufacturing factories have professional product R&D teams of around 10 people each. We apply for over 20 domestic and foreign patents annually.
Q: How do you ensure quality?
A: We have a highly comprehensive quality control system. From raw material intake to shipment, we have quality control personnel overseeing every process.
Q: Can you provide ODM directed cooperation and development services?
A: Our sales and R&D teams have rich experience in ODM directed cooperation and development. Generally, clients provide design concepts, we propose design plans, and upon confirmation of the design plans, we arrange for prototype samples. After confirming the prototype samples, we proceed with bulk production.
Q: Can we obtain free samples for testing?
A: We offer free samples for customer testing, while the shipping costs for the samples are to be borne by the buyer.
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