diameter
no x buttons diameter mm
button
angle°
air
holes
weight
(kg)
part no
mm
inch
边齿
gauge
中齿
front
drill bits for gsd12 hammers
305
12
12x18
20x18 15x16
38
4
156
gsd12-305dcc12
311
12 1/4
20x18 16x16
161
gsd12-311dcc12
318
12 1/2
20x18 18x16
172
gsd12-318dcc12
330
13
16x18
20x18 22x16
185
gsd12-330dcc16
356
14
20x18 26x16
191
gsd12-356dcc16
381
15
20x18 28x16
200
gsd12-381dcc16