Hole Mills Guided Type-B
Lalson is a reliable supplier and exporter of Hole Mills Guided Type B in India, designed specifically for enlarging pre-drilled holes with a flat-bottomed finish. These precision tools are ideal for applications that require accurate hole sizing and smooth bottom surfaces.
Manufactured in compliance with international standards such as AISI, DIN, ISO, and BS, Lalson's Hole Mills Guided Type B are crafted from premium-grade materials, ensuring high durability, excellent performance, and minimal maintenance.
Engineered for reliability and long service life, these tools are a preferred choice for a wide range of industrial machining operations.
Specifications Confirm to IS 5989 - 1998.
Product Specification
| Roughing Diameter | Finishing Diameter | Cutting Edge Length | Overall Length | Morse Taper No. |
| 5.9 | 6 | 25 | 150 | 1 |
| 7.9 | 8 | 25 | 170 | 1 |
| 9.9 | 10 | 30 | 180 | 1 |
| 11.8 | 12 | 35 | 190 | 1 |
| 12.8 | 13 | 35 | 200 | 1 |
| 13.8 | 14 | 35 | 200 | 1 |
| 14.8 | 15 | 35 | 210 | 2 |
| 15.8 | 16 | 40 | 230 | 2 |
| 17.8 | 18 | 45 | 235 | 2 |
| 19.8 | 20 | 45 | 245 | 2 |
| 21.7 | 22 | 45 | 255 | 2 |
| 23.7 | 24 | 55 | 290 | 3 |
| 24.7 | 25 | 55 | 290 | 3 |
| 25.7 | 26 | 60 | 305 | 3 |
| 26.7 | 27 | 60 | 305 | 3 |
| 27.7 | 28 | 60 | 305 | 3 |
| 29.7 | 30 | 60 | 320 | 3 |
| 31.7 | 32 | 60 | 320 | 3 |
| 33.7 | 34 | 60 | 360 | 4 |
| 34.7 | 35 | 60 | 360 | 4 |
| 35.7 | 36 | 60 | 360 | 4 |
| 37.7 | 38 | 60 | 390 | 4 |
| 39.7 | 40 | 60 | 390 | 4 |
| 41.6 | 42 | 60 | 390 | 4 |