Product Name
Best quality 12 11 degree boart 7 button bits drilling 38mm
Color
Yellow,Red,or according to your requirement
Productive Process
Forging and Heat-treatment
Connection Type
Tapered or Thread
Carbide Grade
YK05,T6 etc.
Alloy Type
Spherical/Hemi-Spherical/Parabolic/Conical/Ballistic
Skirt Body Material
42CrMo, 45CrNiMoVa, 710 steel,50R61 steel etc.
Skirt Type
Short Skirt or Long Skirt