Customization: | Available |
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Customized: | Customized |
Standard: | DIN, AISI |
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Introducing the Raytal High Quality Cobalt Coated High-Speed Steel 4-20mm Step Drill Bit, designed to take your drilling experience to the next level. This drill bit features a hex shank, spiral flute, and metric sizes, making it a versatile tool for all your drilling needs.
Constructed with high-speed steel, this step drill bit is built to withstand heavy-duty use and provide exceptional durability. The cobalt coating enhances the strength and heat resistance of the bit, ensuring long-lasting performance even in the toughest materials.
With its step design, this drill bit allows you to create multiple hole sizes with a single tool, saving you time and effort. The spiral flute design facilitates efficient chip removal, preventing clogging and ensuring smooth drilling operations.
Whether you are a professional or a DIY enthusiast, this Raytal drill bit set is a must-have addition to your toolbox. Its high-quality construction and precise metric sizes make it suitable for a wide range of applications, including metalworking, woodworking, and more.
Upgrade your drilling game with the Raytal High Quality Cobalt Coated 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.