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Brand Name : Betalent
Model Number : Parabola flute HSS drill bits
Place of Origin : China
MOQ : 10
Price : 2USD to 200USD per piece
Payment Terms : T/T
Supply Ability : 1,000,000pcs per month
Delivery Time : 5-8 working days
Packaging Details : Plastic tube, then carton.
Type : Twist Drill Bit
Material : HIGH SPEED STEEL
Use : Deep Drilling
Application : For general steel, iron, and stainless steel alloy steel of which hardness lower than 35HRC
Machine type : Drilling Tool,Drilling Equipment,Milling Machine
Shank : Straight
Multi-functional straight extra-long twist drill(Fully ground) Parabola flute for deep drilling
For drilling general steel, iron, and stainless steel alloy steel of which hardness lower than 35HRC, deep drilling.
The standard size can be available from stock.
Size list:

| d(h8) | L | L1 | 
| 1.5-6, every 0.1mm | 160 | 100 | 
| 200 | 150 | |
| 250 | 200 | |
| 300 | 240 | |
| 350 | 285 | |
| 400 | 300 | |
| 450 | 350 | |
| 6.1-10,every 0.1mm | 200 | 150 | 
| 250 | 200 | |
| 300 | 240 | |
| 350 | 285 | |
| 400 | 300 | |
| 450 | 350 | |
| 10.1-13,every 0.1mm | 250 | 200 | 
| 300 | 240 | |
| 350 | 285 | |
| 400 | 300 | |
| 450 | 350 | 
|   | 
| Fully Ground Parabola Flute HSS Twist Drill Bit For Deep Drilling Images | 
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