Best Black Oxide Hss Step Drill Bit for stainless steel,thick metal,wood |
Step Drill Bit Material |
M2(HSS4241,HSS4341,M35 are available) |
Step Drill Bit Style |
Spiral Flute(Straight Flute is available) |
Step Drill Bit Shank |
3-Way Clamping(Hex Shank Size 1/4 Inch (6.35 mm),Cylindrical Shank are available) |
Step Drill Bit Surface |
Titanium Aluminium Nitride (TiAlN) (Black Oxide,Bright Finished,Amber Color,Titanium Coated are available) |
Step Drill Bit Package |
in Plastic Box,in Double Blister Card ,in Aluminum Case,in Metal box,in Wooden box,in Storage Bag,in PVC Pouch |
Step Drill Bit Features |
The CBN ground and spiral flutes quarantee quiet running and high cutting performance.
Especially the chip flow is optimized, so even long,non-breaking chips will be removed easily.
The optimized chip flow protects the cutting edges and reduces built-up edges and cold weld marks. The cone makes it easier to withdraw the tool from the material.
Suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, bronze, aluminum etc. |
Description of step drill bit:
1) Our step drill bit features multiple sizes on a single bit, allowing you to effortlessly drill holes of varying diameters. This innovation saves you significant time and effort as you no longer need to switch bits constantly.
2) Crafted from genuine M2 high-speed steel and finished with a premium black coating, our drill bit ensures exceptional durability and sharpness. It minimizes friction, runs cooler, and excels in resisting heat, corrosion, and rust, guaranteeing a longer cutting edge life even under extreme conditions.
3) With 11 distinct size increments, our stepped-up bit encompasses multiple diameters, making it incredibly convenient to drill various hole sizes using a single bit. Perfect for DIY enthusiasts, it's an ideal choice for home, garden, and workshop projects alike.
4) Designed with a 118-degree split point tip, our drill bit enhances wear resistance. The two-flute design ensures smoother cutting and efficient material removal, resulting in cleaner drilling operations. It is compatible with both electrical and cordless drills.








FAQ |
Q: What can we provide ? |
A: We are a professional manufacturer of drill bit and have our own packing centre. We have worked together with many good manufactuers of different tools as an exclusive tool club. We can provide our factory direct price for a vast range of products, including power tool accessories, hand tools, combination kits, etc. |
Q:What is the shipping port? |
A: We ship the goods via Shanghai/Ningbo/Guangzhou/Yiwu port. |
Q:How about the sample? |
A: The samples will be sent to you via express .You can testing quality. |
Q:How do you control the quality? |
A: We will make samples before mass production, and mass production will be arranged after samples approved. Doing 100% inspection during production, then do random inspection before packing, taking pictures after packing. |
Q:Is OEM available? |
A: Customization(OEM)for our main products is accepted -- Our factory have theQualified Designer team. They can design according to your drawing or pictures,and produce the sample for your checking before order. Please kindly contact our sales staff for quotation. |
Shipping way |
1. Small quantity: by international air express (TNT/FedEx/DHL/UPS for samples or under 45KG wegight goods .) |
2. Large quantity: by ocean cargo, arriving time depends on customers destination |
3. Customers specifying freight forwarders or not. |
Our service |
1. 24hours online technical support (telephone and email) |
2. Engineers are available |
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Please contact with us when you gonna order,we will answer back ASAP. |