| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | DIN, AISI |
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Upgrade your drilling experience with the Raytal High Quality Black Oxide High-Speed Steel 4-20mm Step Drill Bit. This versatile drill bit is perfect for a wide range of applications, making it a must-have for any DIY enthusiast or professional tradesperson.
Featuring a hex shank design, this drill bit provides a secure and stable grip, ensuring precise and accurate drilling every time. The straight flute design allows for fast chip removal, reducing the risk of clogging and overheating. With metric sizes ranging from 4mm to 20mm, this step drill bit offers the flexibility to tackle various hole sizes without the need for multiple drill bits.
Made from high-quality black oxide high-speed steel, this step drill bit is built to last. The black oxide coating provides enhanced durability and corrosion resistance, ensuring long-lasting performance even in demanding work environments. Whether you're working with wood, plastic, or metal, this drill bit delivers clean and precise holes effortlessly.
Upgrade your drilling arsenal with the Raytal High Quality Black Oxide High-Speed Steel 4-20mm Step Drill Bit. Order yours today and experience the difference!
| 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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