a Type General Tools Self Centering Drill

• Customized: Customized
• Standard: AISI
• Length: Stub-length
• Type: Center Drill Bit
• Material: High Speed Steel
• Usage: Wood Drilling, Metal Drilling
• Model NO.: A type
• Angle: 60 or 90 Degree
• Product Material: HSS or Cemented Carbide
• Technic: CBN
• Controlling Mode: CNC
• Customized Support: OEM, ODM, Obm
• Transport Package: Wooden Box
• Specification: high stainless steel
• Trademark: EDWIN
• Origin: China

Product Description

Description :
The drill head, amalgamating drilling and chamfering, is primarily utilized to process the center hole of the part. The center hole serves as the rotary reference and support hole for the component during mechanical processing, specifically turning operations.
Drill heads are also applicable for chamfers and spot facing .

Key features :
·Constructed from high- quality high-speed steel /cemented carbide, demonstrating high wear resistance and extended service life ;
·Utilize sophisticated CNC equipment for processing to ensure stability and uniformity of premium quality ;
·The CBN grinding wheel is created with full mill manufacture to ensure optimal smoothness and sharp cutting edge.
·Enhanced cutting edge angle ensures smooth and efficient material removal ;
·Proper chip flute design guarantees smooth and expedient chip disposal ;
·There exists a continuous relief angle on the conical surface.
·Appropriate for processing steel, cast iron components, non-ferrous metals, and lightweight metals.

Technical Data :

Size(mm)	Length( mm )	D1(mm)	L1(mm)	HSS 6542	Cobalt M35	High Cobalt M42
1.0	35	4.0	1.3~1.7	·	·	·
1.5	35	4.0	2.0~2.6	·	·	·
2.0	40	5.0	2.5~3.1	·	·	·
2.5	45	6.0	3.1~3.8	·	·	·
3.0	50	8.0	3.9~4.6	·	·	·
4.0	55	10.0	5.0-5.9	·	·	·
5.0	63	12.0	6.3~7.2	·	·	·
6.0	69	14.0	6.3~7.2	·	·	·
6.3	71	16.0	8.0~8.9	·	·	·
8.0	80	20.0	10.1~11.1	·	·	·
10.0	100	25.0	12.8~13.8	·	·	·

* : "·"  means customizable production