diameter
no x buttons diameter mm
button
angle°
air
holes
weight
(kg)
part no
mm
inch
gauge
front
drill bits for gbr3a hammers
90
3 9/16
6x14
4x12
38
2
4.0
gbr3-90bvc6
95
3 3/4
5x12
4.3
gbr3-95bvc6
100
3 15/16
6x12
4.8
gbr3-100bvc6
105
4 1/8
8x13
5.2
gbr3-105bvc6