PM-781 TWIST DRILLS

High speed steel for use with hand drill or electric drill machines.
Standard point angle 118 to 120° right hand cutting and right hand
normal helix. Set of 29 from 1/16 in. to 1/2 in (0.5-16.0 mm).
Supplied in three tier aluminium stand with marked numbers. Also
available –
(I) Long series drill from 1.0 to 32.0 mm . (ii) Stub series drill from
1.0 to 40.0 mm. (iii) Taper Shank drill from 3.0 to 52.0 mm . (iv) Core
drill from 8.0 to 52.0 mm . (v) Straight shank extra long drill from
3.0 to 13.0 mm. (vi) Centre drill from 1 to 10 mm.