Quick-action keyless drill chuck for percussion drilling machines of all brands.
Technical features: • a safety device reduces the risk of accidents • the chuck is sealed against swarf and dirt • Design SK: for anti-clockwise rotation up to a turning moment of 15 Nm • the drill can be clamped by hand simply and quickly • automatic retightening in proportion to cutting force
Customer advantage: • preventing the chuck from opening of its own even when subjected to heavy vibration and high impact frequencies • when drilling from below (over the head) the swarf is ejected through holes in the conical sleeve
Tool group A02 Type 141 Supra SK
Item_no.
Size
Clamping capacity
Mount
External Ø
Length opened
Length closed
Weight
249925
SK 10S
0.5-10
1/2"-20
40
66
73.7
399
249910
SK 10S
0.5-10
3/8"-24
40
66
73.7
428
305188
SK 10S
0.5-10
B12
40
68
75.7
416
249804
SK 13S
1-13
1/2"-20
42.8
74.2
83.3
537
863921 2)
SK 13S
1-13
1/2"-20
42.8
74.2
83.3
548
305221
SK 13S
1-13
B12
42.8
77
86.1
575
305203 1)
SK 13S
1-13
B16
42.8
80.2
89.3
585
1) shortened: B16 by 2.5 mm 2) with additional thread-lock for thread mount
