4mm Hardened Triangle Shank Tungsten Carbide Drill Bits For Hardened Steel

Basic Information
Place of Origin: Chongqing,China
Brand Name: ZhongZuan
Certification: ISO9001;2015;
Model Number: T-005
Minimum Order Quantity: 500
Price: $0.39-0.7/piece
Delivery Time: 7-10 work day
Payment Terms: T/T
Supply Ability: 10,000pcs/day
Product: Concrete Cross Head Drill Bit Material: Carbide + Steel
Type: Core Drill Bit Application: Glass Tile Metal Wood Concrete
Shank: Hex/Triangle/straight Size: 4-12mm
Color: Customized Packing: PVC Box
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4mm tungsten carbide drill bits for hardened steel


tungsten carbide drill bits for hardened steel


Hardened triangle shank drill bit

Tungsten Carbide Hardened Steel Triangle Drill Glass Tile Drill Bit



1. Premium materials: This drill bit for wood is made of high quality alloy steel as raw material. The process of oxynitriding of the cutter head strengthen the drill hardness ultimate drill bits.
2. Professional technology: Full-grinding and anti-rust treatment, clean and sharp without burrs makes it more wear-resistant and more durable.
3. Advantages: drilling stably,fast speed,not breaking the border.Opening neat, smooth, no broken edges,no tremor phenomenon,chip easily.
4. Concrete Drill Bit Set: Professional glass and tile drill bits provide smooth and accurate drilling in ceramic tiles,marble,thin iron plate,mirrors and glass.
5. Remember to add Water or coolant when drilling to get better efficiency and longer service life.





item value
Customized support OEM
Place of Origin Chongqing,China
Type Twist Drill Bit, OTHER
Use Glass & tile drilling
Finish ZINC
Use Tiles, ceramics, marble, granite
Material Tungsten Carbide + Steel Shank
Application Drilling Holes
Product name Twist triangle drill bit
Usage Porcelain Drilling Holes
Size 4-12mm
Shank Hex Shank
Color Customized Color
Packing PVC Box
Process Welding


There are various types of drill bits. There are two types of drill bits: twist shank and straight shank. We are a professional drill manufacturer with guaranteed quality





4mm Hardened Triangle Shank Tungsten Carbide Drill Bits For Hardened Steel 0




1. When use to drill materials with high hardness, pay attention to add water and cool it.
2. When drill holes,ensure to adjust the drilling depth.
3. After use,wipe the surface stains of the bits to extend its service life.
4. After the installation is completed,it needs to be idled to confrim that there it's tightly held already.




Real Product



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4mm Hardened Triangle Shank Tungsten Carbide Drill Bits For Hardened Steel 2



Contact Details
Rose Tang

Phone Number : 15223140385

WhatsApp : +8615223140385