Specifications

1. M2, M35 are available
2. Available for specified requirements.
3. For all materials in sheet
4.. Wall thickness up to 4mm

TIN-Coated  HSS Step Drill Bits, Straigh Flute design

 

M2 HSS, Titanitrid Coating, M35 HSS-E

1. Available for specified requirements. 

2. For all materials in sheet, pipes and workpieces with a wall thickness up to 4mm

 

 

Material	HSS W4/W9/M2/M35
Flute type	Straight Shank
Shank	Straight Shank
Surface treatment	TIN Coated
Point Angle	118 degree point
Application	For drilling in sheet, pipes and workpieces
Pakcing:	1.  Single piece packed in clam shell
	2.  Step drill in sets are available.

 

 

Advantages: 

1. No Centering required, the drills do not run off center.

2. A variety of hole diameters can be drilled using only one tool, and the tool can display the dimensions. 

3. The dimension of drilled hole is exact. 

4. Holes are de-burred by the following level, and cylindrical bores are produced. 

5. Even very thin-walled materials can be drilled. 

 

 

 

 

 

 

Item NO.	Specification	Steps	OAL	Shank Size	Material
1.3.4.6-1	4-12	5	65mm	6mm	HSS W4/W9/M2/M35
1.3.4.6-2	4-12	9	65mm	6mm	HSS W4/W9/M2/M35
1.3.4.6-3	4-20	9	75mm	8mm	HSS W4/W9/M2/M35
1.3.4.6-4	4-30	14	100mm	10mm	HSS W4/W9/M2/M35
1.3.4.6-5	6-38	12	100mm	10mm	HSS W4/W9/M2/M35
1.3.4.6-6	6-26.75	8	75mm	10mm	HSS W4/W9/M2/M35
1.3.4.6-7	4-39	13	107mm	10mm	HSS W4/W9/M2/M35
1.3.4.6-8	6-32	8	75mm	10mm	HSS W4/W9/M2/M35
1.3.4.6-9	6-30	9	80mm	10mm	HSS W4/W9/M2/M35

 

 

 

 

TONGYU's philosophy is based on three principles: safety, efficiency and precision.

 

Pls. contact us freely for more information, I will reply you ASAP!

 

Hope you will enjoy a comfortable cooperation with us!