จัดส่งฟรี UCHEER 6pcs 90 องศา HSS Chamfer Cutter 6.3-20.5mm 3Flute Chamfer เจาะ Bit Set Countersink Drill Bit
Specification :
Type: Chamfer Countersink Drill Bit
Degrees: 90
Head Diameter x Shank Diameter x Shank Length
6.3mm:6.3mm x 5mm x 37mm
8.3mm:8.3mm x 6mm x 40mm
10.4mm:10.4mm x 6mm x 39mm
12.4mm:12.4mm x 10mm x 46mm
16.5mm:16.5mm x 10mm x 47mm
20.5mm :20.mm x 10mm x 47mm
Application:
Used in hardness 25 ° below the workpiece, such as carbon steel, sheet iron, insulation board, PVC board, wood