This kind of drill bit can twist in a left-handed or counter-clockwise direction to meet the customers' special requirement.

  Item Name:  Tungsten Carbide Left-Hand Drill Bits 

 1. Materials: Ultra Micro Grain Carbide 

 2. Work materials: Stainless Steel / Aluminium Alloy / Nickel

 3. Standard Models:

Item No.	Cutting Dia.	Cutting Length	Shank Dia.	Overall Length
DZ3038Y-108560-2F	1.085	6.0	3.0	38
DZ3038Y-109070-2F	1.08	7.0	3.0	38
DZ3038Y-109570-2F	1.095	7.0	3.0	38

4.Products Description:

It will spend many time to reparing the fasteners which have broken off in a threaded hole .This Left-handed drill bits can save your time and money by easing removal of the broken fastener with 2 flutes that twist in a left-handed or counter-clockwise direction.

5.Attention:

1). Please use the equipments and tongs with fine rigidity and high accuracy.

2). Please slow down both of the rate of feeding and rotate speed at same percentage, when the equipment can not increase the rotate speed.

3). Please adjusting machining condition if have abnormal vibration & sounds during processing.

4). Please choose the suitable cutting compound

6.We are largest manufacturer of cutters in China, we have best machines,egineers and experienced workers, we can OEM&ODM any kinds of carbide cutters. Following are our machines:

*4 sets of "ROLLMATIC 620XS CNC Five-Axis Linkage Universal Tool Grinding Centers" (Switzerland) *3 sets of "EWAG ROTOLINE CNC Five-Axis Linkage Universal Tool Grinding Centers" (Switzerland) *2 sets of "ROLLMATIC NP4 CNC Cylindrical Grinding Machines" (Switzerland) *5 sets of "EWAG WS11 Universal Tool Grinders" (Switzerland) *30+ sets of auxiliary equipments from Taiwan FARMAN Machinery *10+ sets of measuring instruments from Mitutoyo *1 set of Carver4006 CNC Engraving Machine from Beijing

We have strong ability for R&D, Welcome OEM&ODM.

7. More detailed photos -

Tungsten Carbide Left-Hand Drill Bits