Model:R25、R28、R32、R38、T38、T45、T51、ST58、ST68、GT60
Front shape:Flat face、Drop center
Diameter range:33mm-165mm
Model:T38、T45、T51、GT60
Front shape:Flat face、Drop center
Diameter range:51mm-152mm
Model:R32、R38、T38、T45、T51、ST58、ST68、GT60
Reaming type:Hole opener、Dome bit
Diameter range:76mm-152mm