Trend Drilling Accessories 1/4 drill diameter x 16mm counterbore Ref: CB58-14TC Key Features: The CB counterbores are 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).

Use a drilling speeds only.

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.

Specification: D: 5/8 inch (imperial diameter) D: 16 mm (metric diameter) D2: 1/4 inch (imperial diameter) D2: 6.35 mm (metric diameter) OL: 100 mm (overall length)