... 4"46, 6, 7, 11, 12 —MAXDRILL Tapered Cross Bits Carbides shapes are cross type on drill bits. Same as taper chisel ... to be sharper when carbides are wear out. (1) Type: cross bits(2) Size: 19mm, 22mm, 25mm(3) Diameter: 26-100mm ... : degree 4°46′,6°, 7°, 11°, 12°.(5) Package: in wooden case or in carton.(6) Productivity: 50000pcs/ month Our tapered ...