Double-side chamfering short-hole drill Product feature

1. Using elastic floating insert to complete the positive and negative chamfering of the through-hole, and the chamfer uniformly. Drilling and chamfering can be completed at one time,which greatly improves production efficiency.

2. It is used for one-time drilling and chamfering bolt holes of railway trunk rail, switch rail and rut rail.

3. Good processing quality, simple process and low processing cost.

4. Model of Matching inserts :SCGX,SPGX Series

HSD/HWD indexable insert drill Product feature

1. Force balanced design.

2. The inner and outer cutting edges are made of double materials, HPA025B is black, HPA225B is yellow, And it is easier to identify by using of inner and outer cutting edges.

3. (Inner edge is made of HPA025B, outer edge is made of HPA225B)Excellent the chips removal.

4. Good processing surface.

5. 4 corner cutting edge, reduce the tool cost.

6. Realize the diversity of processing.

7. Length of drill hole L/D: 2-5 times of diameter

8. Cooling system: inner cooling structure

9. Range of diameter:  Φ12.5- Φ50mm