HSS Countersink Deburring Drill Bit Set Hand Tool for Cutting Wood Metal PVC

diameter: 6 is 5mm 8-10 is 6mm 12 is 8mm 16-25 is 10mm and 30-60 is 12mm. The handle data is as follows:which means that the largest part of the head is 6.3mm the diameter of the handle is 5mm and the length of the handle is 37mm. Specifications: Three blades. Angle: 90 degrees. Material: High-speed steel (suitable for workpieces with a hardness 25HRC such as thin iron plates insulating plates PVC plates wood boards etc.). Features: The taper can be processed at one time. Suitable for small cutting amount processing. Colour:Silver Surface material:Titanium plating Package Contents: 6 x Titanium-plated chamfer Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.