Description
The Trend CB counterbore is extensively used for recessing bolt and screw heads. Supplied with a HSS slow spiral drill bit. Fully adjustable, a hex key is supplied. TCT version is used for plywood, particle boards and plastics (abrasive). To be used at drilling speeds only they are not suitable for ferrous and non-ferrous metals. When setting up, ensure flutes of drill are aligned with flute of counterbore. For replacement Twist Drills, use slow spiral type e.g., 501/532 to 501/012. D: 9.5mm D2: 3.96mm OL: 75mm
