Super sharp tungsten carbide edges. - Bits stay sharp at speed ut 20,000 rom - 1/4" Shanks Includes 50 Pc Bits: 7 Pcs straight, 2 Pcs "V" gooving, 2 Pcs dovetaiL, 3 Pcs cove box, 1 Pc panel pilot, 5 Pcs flush trim, 4 Pcs slot cutter, 4 Pcs 45 degree chamfer, 3 Pcs corner round, 3 Pcs beading, 3 Pcs cove, 3 Pcs roman ogee, 2 Pcs panalling, 1 Pc ogee flute, 1 Pc classical cove, 1 Pc wave edge, 2 Pcs classical & 3 Pcs double roman 1 - Wooden or Plastic Box. Weight: 12.50 Lbs