Complaint
Features:
-H groove designed to allow drilling into the material chip and pull out the drill faster and more convenient.
-Durable cutting life, suitable for drilling in various materials, such as: new and old cement, bricks, red bricks, gypsum board, granite, marble and so on.
-You need to be installed to the hammer to use , hammer it by repeatedly hammering the completion of drilling.
-Hole powder by discharge rotary drill bit, hammer drill generally brittle objects larger jobs, such as various types of brick, concrete, load-bearing walls, stone type and drilling operations.
| Diameter | Length |
| 6 | 110 |
| 8 | 110 |
| 6 | 150 |
| 8… | 150… |
| 10 | 150 |
| 12 | 150 |
| 14 | 150 |
