Description 24pcs Alloy Ball Cutter Woodworking Tools Wooden Beads Drill Rotary Bead Molding 6 8 10 12 14 15 16 18 20 22 25mm Specification Material AlloyLength 6 25mmSizes 6mm 8mm 10mm 12mm 14mm 15mm 16mm 18mm 20mm 22mm 25mm Features Tool holder with 11pcs blades and 11pcs dril bits and wrench set The blades can be replaced according to your need Harden steel shank is soloid and stable for drilling 11 sizes of blades provides 11 sizes of ball diameter Usage 1 First take apart all parts saperately 2 Then fixed the drill bit into the blade 3 Fixed the blade into the arbor 4 Lock the screws with the allen wrench Package Included 1pc x Handle1pc x Wrench11pcs x Blades11pcs x Drill Bits More Details