Carbide drill bits, straight shank drill bits, carbide drill bit,twist drill bit
A drill bit, is a cutting tool that can create holes by machining workpiece in rotating motion. There are many sizes and shapes drill bits, which have been standardized in metric or inch systems, and the cross-sections of most drill bits are circular, but some special drill bits can produce holes of which cross-sections are not circular .
Straight shank carbide drill bit,twist drill bit standard size:
d=D Cutting dia.(mm) | Lc Cutting length(mm) | L Overall length (mm) |
0.80-1.00mm | 12mm | 50mm |
1.05-1.50mm | 14mm | 50mm |
1.55-5.00mm | 18mm | 50mm |
2.05-2.50mm | 20mm | 50mm |
2.55-3.00mm | 25mm | 50mm |
3.05-4.00mm | 25mm | 50mm |
4.05-4.50mm | 25mm | 50mm |
4.55-5.00mm | 25mm | 50mm |
5.05-6.00mm | 25mm | 50mm |
6.05-6.50mm | 30mm | 60mm |
6.55-7.00mm | 30mm | 60mm |
7.05-7.50mm | 40mm | 75/80mm |
7.55-8.00mm | 40mm | 75/80mm |
8.05-8.50mm | 40mm | 75/80mm |
8.55-9.00mm | 40mm | 75/80mm |
9.05-9.50mm | 40mm | 75/80mm |
9.55-10.00mm | 40mm | 75/80mm |
10.05-10.50mm | 45mm | 100mm |
10.55-11.00mm | 45mm | 100mm |
11.05-11.50mm | 50mm | 100mm |
11.55-12.00mm | 50mm | 100mm |
1,Tip angle 118°,d tolerance within 0.005mm
2, Standard size in stock, ready to ship.
2, Accept customize.
product picture:
Specification:
Shank:Round Shank,Straight shank
Usage:STEEL,rock drilling,aluminium,drill holes,cnc bit for wood
About us:
Xiamen Betalent Carbide Co., Ltd is a company focus on producing cemented carbide materials and carbide products. It is located in Xiamen, Dongguan, Ganzhou of China, head office and main plant is in Xiamen, plants covering an area over 10000M2, employee number is around 150, among them there is a 15 technician team continually research and develop new items and offer professional technology back up to sales staff, a 20-person quality control team. Betalent carbide factory has advanced facilities and inspection instruments, offer carbide products to the middle to high-end market.