Cutting inserts work well at a reasonable price. The only complaint is that they are advertised for 5/8" and 3/4" holders, but they fit 1/2" holders.
π Climax Metals TC 038 10 Drill Center: High-Precision Tool for Accurate Drilling
3 Review
π Suppliers of Tungsten Carbide Cutter Inserts
3 Review
431 CNMG 331 TNMG WNMG
3 Review
π§ Accusize Tools Carbide APKT1604 0056 1604X10: Superior Quality and Precision Cutting Performance
3 Review