Specifications

1 For steel, copper, AITiN, and hardness material
2 Excellent self-centering capability
3 High accuracy
4 factory

Manufacturer of carbide drill bit

SHENZHEN JINRUI PRECISION TECHNOLOGY CORP is the high-tech designer and manufacturer of  tungsten carbide drill bits, routers bits, end mills and various special high-precision tools in Shenzhen , China.

 

 

Equipment

 Walter Helitronic Power from Germany

CNC620 from Switzerland

KJ-1000 from Taiwan

 

 

Item no & description

JR124 spot drill bit

 

Size: 

 

  

Description	Item no.		d1 (mm)		L1 (mm)		D (mm)	degree	L (mm)
micro carbide core drill bit	JR124-	150	1.5		10		3	90°	38
	JR124-	200	2		12		3	90°	38
	JR124-	250	2.5		15		3	90°	38
	JR124-	300	3		20		3	90°	38
material: tungsten carbide	JR124-	400	4		25		4	90°	45
	JR124-	500	5		30		5	90°	50
	JR124-	600	6		35		6	90°	50

 

package of CNC drilll bit