Standard 1/4 Inch hex shank is quick change compatible.
Adjustable counter sleeve depth with allen wrench.
Special designed steel counter sleeve countersinks or counterbores pilot hole.
Heat treated, tempered and durable high speed steel for superior cutting power.
Faster discharge of sawdust, you will get a nice smooth surface on any type of hard, soft wood or aluminum.
Suitable for soft metal, insulation board, PVC board, wood board, etc.
① Woodworking Chamfer: High speed steel.
② Shank feature: 1/4″ Hex Shank.
1 x #5 Countersink Drill Bit
1 x #6 Countersink Drill Bit
1 x #8 Countersink Drill Bit
1 x #10 Countersink Drill Bit
1 x #12 Countersink Drill Bit
1 x L-wrench