Grewin - 4*23*10*57mm Tungsten Carbide Drill Bits for Wood Drilling Tools

Basic Info

Model NO.	all size
Shipment	FedEx, DHL, TNT, UPS, EMS, etc.
14.45-14.90g/cm3	Titanium, Steel, Iron, etc
Density	14.45-14.90g/cm3
Grade	Yg6, Yg8, Yg10, etc.
Delivery Time	5 ~ 15 Days
Performance Grade	Top, Middle
Sample	Free
Transport Package	in Inner Box, Then Into Carton
Specification	Many Sizes Are Available
Trademark	GW
Origin	Zhuzhou Hunan
HS Code	8466910000
Production Capacity	50000/Month

Product Description

Products Description:1. Raw micro grain material, high hardness and T.R.S
Co: 10%,Wc:90%TRS: >3600 N/mm2HRA: 91.8-92.4, HRC:45-50 HRC55-60 HRC65 HRC68Grain size: 0.4-0.6μmHelix angle: 30°-45 °Diameter of cutting edge: 0.2-0.9mm; 1-20mmDiameter of rods: 4-20mm Length: 50-100mmCutting Form: Flat,Square,Ball nose, Ball, Corner Radius, Taper Flute, etc.Flutes No.: 1-7

2. Application and usage
Suitable to cut Copper, Cast Iron , Carbon steel , Tool steel , Mould steel, Stainless steel , Plastic, Arcylic, etc.

3. Super coating TiSiN TiAlN AlTiN TiCN or Blue Nano Coating

Item	AlTiN	TiAiN	TiSiN	nAcO
Hardness(HV)	3200	2800	3600	42(GPA)
Thickness(UM)	2.5-3	2.5-3	3	3
Oxidation Temp( ° )	900	800	1000	1200
Friction	0.3	0.3	0.45	0.4
Color	Black	Violet	Copper	Blue

Company InformationZhuzhou Grewin Tungsten Carbide Tools is located in hometown of Chinese carbide industry - Zhuzhou city. The company has more than 20 years' experience in manufacture, design and sale of various kinds of carbide products, main products include: Carbide end mills, carbide rods, indexable inserts, brazed inserts, wire drawing dies, forging dies, wood working tools, saw tips, mining buttons, etcThe company has passed ISO 9001: 2008 quality system, possesses advanced production equipments, complete testing instruments, strong R&D center and QC teams. With excellent quality, strong technical support, and good after sales service, Grewin Carbide brand products are sold to more than 50 countries in the world, such as Europe, USA, south east Asia, Middle East, south America, etc. The company is dedicated to " WE GROW, WE WIN". Grewin Carbide is growing up with the World's carbide technology, to meet the demand of our customers from all over the world.

Our ServicesMore than 2000 products are available. Assembly line production, high standard and strict requirements. OEM Services OfferedCustomized Tools OfferedFree laser marking on tools and boxes OfferedFast delivery time and Convenient Transportations. We have discount on shipping cost from our courier companies, such as FedEx, DHL, TNT, UPS etc.