Drillpro 7pcs HSS 5 Flute Countersink Drill Bit Set Reamer Woodworking 3-10mm Chamfer Drill Bits

Description Drillpro 7pcs HSS 5 Flute Countersink Drill Bit Set Reamer Woodworking 3 10mm Chamfer Drill BitsSingle Flute edge chamfer 90 Degree Heat treatedtempered high carbon steel Use on steel aluminumother metals plastic or wood Enlarge or countersink holes deburr edgesSpecification Product nameCountersink drill bit setModel number911781MaterialHigh Speed SteelColorSilver and blackChamfer Angle90 DegreeDimension 3mm Dia x 60mm L 4mm Dia x 75mm L 5mm Dia x 85mm L 6mm Dia x 93mm L 7mm Dia x 10mm L 8mm Dia x 11mm L 10mm Dia x 12mm L Features 1 Special designed steel counter sleeve countersinks or counter bores guide hole 2 Adjustable counter sleeve depth with wrench 3 Drill and countersink for wood screws without changing4 Drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew 5 It is suitable for drilling machines with chuck for drilling on hard wood or wooden floor Package Included 7xWoodworking chamfer drill bits1xL wrenchMore Details