Bộ 4 Mũi Khoan Gỗ Hss 5 Kích Thước 3mm - 6mm

Welcome to Specification: Brand new Color: as picture shows Material: HSS drill 4241 Black chamfer drill body material: steel #45 Diameter of Chamfer: 15.8mm Shank: 1/4 hex shank Size(approx. ): 3mm x 60mm(L) / 4mm x 75mm(L) / 5mm x 85mm(L) / 6mm x 93mm(L) Four piece set includes bits for drilling pilot holes for screw sizes 3mm, 4mm, 5mm, 6mm Special designed steel counter sleeve countersinks or counter bores pilot hole Adjustable counter sleeve depth with wrench Drill and countersink for wood screws without changing bits Drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew Chamfer is 5 flutes, in the process of using, can discharge the wood more rapid, sink hole disposable drilled smooth, screw cap perfect embedded in the surface of workpiece Package included: 4pcs x woodworking chamfer 1pc x hex shank Note: Please allow0.5-1cm errors due to manual measurement Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same