Factory High Hardness Tungsten Carbide Twist Drill Bits for Machine

High Hardness Tungsten Carbide Twist Hole Drill Bits







1. Raw Material

HRC45	HRC55	HRC60	HRC65
YG10X	YG10.2 &WF25(Taiwan)	K44 & K40	Sandvik H10F
Grain Size:0.7um Co:10 % Flexural strength:3320N/mm2	Grain Size:0.6um Co:10 % Flexural strength:4000N/mm2	Grain Size:0.5um Co:12 % Flexural strength:4300N/mm2	Grain Size:0.4um Co:12.5 % Flexural strength:4300N/mm2

2.Super Coating

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

3. Super ANCA,Walter Grinding Machine

4. Each end mill is inspected by Zoller measuring and inspected machine.

5. The following Specification for your refer, We also provide the OEM or ODM servic

(Order No)	Cutting	Flute	Shank	A.0.L
HJ3*16*4D*50L	3	16	4	50
HJ3.5*20*5D*50L	3.5	20	5	50
HJ4*22*6D*50L	4	22	6	50
HJ4.5*24*7D*70L	4.5	24	7	70
HJ5*26*8D*70L	5	26	8	70
HJ5.5*28*9D*70L	5.5	28	9	70
HJ6*28*10D*70L	6	28	10	70
HJ6.5*30*11D*75L	6.5	30	11	75
HJ7*30*12D*75L	7	30	12	75
HJ7.5*30*14D*75L	7.5	30	13	75
HJ8*30*14D*75L	8	30	14	75
HJ8.5*35*15D*90L	8.5	35	15	90
HJ9*40*16D*90L	9	40	16	90
HJ9.5*40*17D*90L	9.5	40	17	90
HJ10*40*18D*90L	10	40	18	90
HJ11*40*19D*100L	11	40	19	100
HJ13*45*20D*100L	13	45	20	100

6. Package and shipping details
Laser brand on the cutter's shank , 1 pc in a plastic tube , 10pcs a group
Delivery Time
For samples , we dispatch your tools in 2-7 workdays .
For formal orders,We delivery tools to you in 7-30 workdays , it will depond on your order quantity .


7. Payment Term
T/T ,Western Union , MoneyGram,L/C

8.Why Choose Hiboo Tools
 Several years' professional producting and exporting experience
Advanced RD department meet your special demands
High precision CNC machines,high standard and strict inspection
Custom demand are welcomed ,OEM and ODM Service
All payment terms supported
Fast delivery time and Convenient Transportations
More than 2000 products are available
For your suggestions or complaints,We will handle them Soonest