- Extensively used for recessing bolt & screw heads.
- Supplied with HSS slow spiral drill bit.
- Fully adjustable, hex key is supplied.
- The TCT version is used for plywood, particle boards & plastics (abrasive).
! - Use at drilling speeds only. Not suitable for ferrous & non-ferrous metals. When setting-up, ensure flutes of drill are alligned with flute of counterbore.
! - For replacement Twist Drills, use slow spiral type, e.g. Refs. 501/532 to 501/14.