ITEM NAME:5 tlg HSS Countersink Counterbore Countersinks Set Wood Metal 6-19mm 90 Deg Z2Q5 5 tlg HSS Countersink Counterbore Countersinks Set Wood Metal 6-19mm 90 Deg Z2Q5 Name: 90 Degree individual flute inserts drill bit drill Material: carbon steel Surface Treatment: Nitriding + Gold Finish Specification: 6mm, 10mm, 13mm, 16mm, 19mm Quantity: 5 pieces 5 pieces Metric Diameter: 6mm: shaft diameter 6mm, 6mm head, for 1mm-4mm aperture chamfering; 10mm: shaft diameter 6mm, 10mm head, for 2mm-5mm opening chamfering; 13mm: shaft diameter 6mm, 13mm head, for 5mm-9mm opening chamfering; 16mm: shaft diameter 6mm, 16mm head, for 7mm-12mm bezel chamfering; 19mm: shaft diameter 6mm, 19mm head, for 8mm-13mm bezel chamfering; Purpose: for low hardness of the work piece, such as wood. When using cutting edge chip removal, the cutting edges are not easily blunt! Use for home and industry..When using cutting edge chip removal, the cutting edges are not easily blunt! Specification: 6mm, 10mm, 13mm, 16mm, 19mm. 5 x 90 Degree single flute introduction. Material: carbon steel.
