10Pcs 5.2/5.5/6.0/8.5mm M35 High Speed Steel Containing Cobalt Twist Drill Bit Tool for Metal Stainless Steel Drilling
Features:
– [High hardness]:M35 is made of cobalt-containing high-speed steel, with high hardness and strong wear resistance, specially made of stainless steel.
– [Precision technology]:Precision grinding technology, smooth surface, high grinding precision.
– [Sharp and durable]:135-degree standard double back edge angle, fully ground drill, sharp and durable cutting edge, stable feed.
– [Strong stability]:Universal round drill shank, widely used, clamping and tightening, not easy to fall.
Specification:
| Produce name | Cobalt twist drill | 
| Material | M35 high speed steel containing cobalt | 
| Uses for | Widely used for perforating metal materials such as stainless steel, die steel, aluminum alloy, cast iron, copper, galvanized pipe, etc.  | 
Size
| Specification | Drill diameter | Working length | Shank diameter | Total length | 
| 5.2mm | 5.2mm | 52mm | 5.2mm | 86mm | 
| 5.5mm | 5.5mm | 57mm | 5.5mm | 93mm | 
| 6.0mm | 6.0mm | 57mm | 6.0mm | 93mm | 
| 6.5mm | 6.5mm | 63mm | 6.5mm | 100mm | 
| 6.8mm | 6.8mm | 69mm | 6.8mm | 109mm | 
| 7.0mm | 7.0mm | 69mm | 7.0mm | 109mm | 
| 7.5mm | 7.5mm | 69mm | 7.5mm | 109mm | 
| 8.0mm | 8.0mm | 75mm | 8.0mm | 117mm | 
| 8.5mm | 8.5mm | 75mm | 8.5mm | 117mm | 
Produce Included:
| 10 Pcs Similar-sized x | Cobalt twist drill (The specifications you choose) | 
More Detail:









Additional information
| Weight | 0.2 kg | 
|---|---|
| Diameter: No selection | 5.2mm, 5.5mm, 6.5mm, 6.8mm, 6mm, 7.5mm, 7mm, 8.5mm, 8mm  | 
		







			
	
			
	
			
	
			
	
			
	
		
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