This product has exquisite processing technology, high shank precision, and has screws attached to the knife body.
All tool holders are fully inspected to ensure that the taper 7:24 of each product meets the accuracy <AT3, the appearance is exquisite, the appearance is higher, and the quality is better.
1. Excessive edges and corners, and exquisite chamfering workmanship
2. The inner hole is brightly ground by the self-developed grinding stone
3. One-time clamping, one-time forming inside and outside, high concentricity
| Brand | XINFA | Material | 40CR High-carbon steel |
| Product Name | Drill Tap Bits | Hardness | <HRC56 |
| Dynamic balance processing | RPM25000-RPM30000 | Application | Milling machine |
| Model No. | L1 | d1 | d2 | End Mill Diameter |
| BT40-MTA1-45L | 45 | 25 | 12.065 | 3-14MM |
| BT40-MTA1-120L | 120 | 25 | 12.065 | 3-14MM |
| BT40-MTA1-180L | 180 | 25 | 12.065 | 3-14MM |
| BT40-MTA2-45L | 45 | 32 | 17.78 | 14-23MM |
| BT40-MTA2-120L | 120 | 32 | 17.78 | 14-23MM |
| BT40-MTA2-180L | 180 | 32 | 17.78 | 14-23MM |
| BT40-MTA3-75L | 75 | 40 | 23.825 | 23-32MM |
| BT40-MTA3-135L | 135 | 40 | 23.825 | 23-32MM |
| BT40-MTA3-180L | 180 | 40 | 23.825 | 23-32MM |
| BT40-MTA4-90L | 90 | 50 | 31.267 | 32-50MM |
| BT40-MTA4-165L | 165 | 50 | 31.267 | 32-50MM |
| Model No. | L1 | d1 | d2 | End Mill Diameter |
| BT40-MTB1-45L | 45 | 225 | 12.065 | 6-12MM |
| BT40-MTB2-60L | 60 | 32 | 17.78 | 14-20MM |
| BT40-MTB3-45L | 45 | 40 | 23.825 | 22-36MM |
| BT40-MTB3-75L | 75 | 40 | 23.825 | 22-36MM |
| BT40-MTB4-90L | 90 | 50 | 31.267 | 32-56MM |
| BT40-MTB4-115L | 115 | 50 | 31.267 | 32-56MM |
| BT50-MTB1-45L | 45 | 25 | 12.065 | 6-12MM |
| BT50-MTB2-45L | 45 | 32 | 17.78 | 14-20MM |
| BT50-MTB3-60L | 60 | 40 | 23.825 | 22-36MM |
| BT50-MTB4-75L | 75 | 50 | 31.267 | 32-56MM |
| BT50-MTB5-105L | 105 | 65 | 44.741 | 40-63MM |