Single Flute Gundrill
Two Flute Gundrill
Stepped Gundrill
Gundrill Accessories
BTA Drill
BTA Drill Tube
Gundrill Repair
     
 
 
     
 
BTA Head
BTA DRILL TUBE
Diameter range,mm
Dimensions,mm
L
D
D1
L1
15.60 ~16.70
1600
14
12.6
21
16.71 ~17.70
1600
15
13.6
21
17.71 ~18.90
1600
16
14.5
22
18.91 ~ 20.00
1600
17
15.5
22
20.01 ~ 21.80
2600
18
16
25
21.81 ~ 24.10
2600
20
18
26
24.11 ~ 26.40
2600
22
19.5
26
26.41 ~ 28.70
2600
24
21
26
28.71 ~ 31.00
2600
26
23.5
29
31.01 ~ 33.30
2600
28
25.5
29
33.31 ~ 36.20
2600
30
28
29
36.21 ~ 39.60
2600
33
30
36
39.61 ~ 43.00
2600
36
33
36
43.01 ~ 47.00
2600
39
36
36
47.01 ~ 51.70
2600
43
39
36
51.71 ~ 56.20
2600
47
43
40
56.21 ~ 65.00
2600
51
47
40
60.61 ~ 65.00
2600
56
51
40