1.  Twist Drills

2.  Milling Cutters

3.  Reamers

4.  Rapid Drill

5.  Annular Cutters

6.  Others

7.  H.S.S TAPS

 

 

 

 

 

 

 

 

 

 

 

 
Products
Extra-long morse taper shank twist drills
GB/T 1438.1-1996
d(h8)
Total length 200
Total length 250
Total length 315
Total length 400
Total length 500
Total length 630
Morse taper No.
Flute length
7.50
110
160
225
--
--
--
1
8.00
8.50
9.00
9.50
10.00
--
310
11.00
12.00
13.00
14.00
15.00
--
215
300
400
2
16.00
17.00
18.00
19.00
20.00
21.00
22.00
23.00
24.00
--
275
375
505
3
25.00
28.00
30.00
32.00
250
350
480
4
35.00
38.00
40.00
42.00
--
45.00
48.00
50.00