Tungsten carbide double holes rod used in make the drill bits reamers .automobile special cutters, printed circuit board special cutters, engine special cutters, horology processing special cutters, integral vertical milling cutter, graver and etc. Besides, they can be used for making of cemented carbide stamping head, core bar and perforation tools.

Chinatungsten Online can provide quality tungsten carbide double holes rod, the following is our common carbide solid rods blank size models.
Model representation：ΦD×2Φd×TKΦ×LZ（L represents the length，2 represents two straight holes）

Outer Diameter	Diameter tolerance	Hole Size	Hole tolerance	Hole spacing	Hole spacing tolerance	Hole deviation
Φ6.3	0～+0.3	1.0	±0.10	3.0	-0.2	0.15
Φ8.3		1.0	±0.15	4.0	-0.3	0.15
Φ10.3		1.4	±0.15	5.0	-0.3	0.20
Φ12.3	0～+0.4	1.75	±0.15	6.0	-0.5	0.30
Φ14.3		1.75	±0.15	7.0	-0.5	0.37
Φ16.3		2.0	±0.20	8.0	-0.5	0.40
Φ18.3	0～+0.5	2.0	±0.20	9.0	-0.8	0.50
Φ20.4	0～+0.5	2.5	±0.25	10.0	-0.8	0.50

A detailed chart with hole and location dimensions as well as manufacturing tolerances is available for each standard configuration.
If you do not find the geometry, diameter and grade you require, please contact us with your requirements.

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1.Tungsten Carbide
2.Tungsten carbide Balls
3.Tungsten carbide Burrs
4.Tungsten Carbide Inserts
5.Tungsten Carbide Plates

CHINATUNGSTEN ONLINE has been specialized in manufacturing tungsten products, especially cemented carbide products for more than 20 years. If you have any inquires concerning the products in this website, please do not hesitate to e-mail us by : sales@chinatungsten.com