and ISO H4 tolerance—made to order for tight
and smoothing across a variety of metals
This gauge supports accurate threaded-hole verification
005 mm) with BS 328/4: Tight size control that minimizes rework and ensures consistent results
The spiral flute geometry excels at evacuating chips as you cut
Dormer Pramet A920 7.80 mm HSS-E HIGH PERF MULT-APP STRAIGHT SHANK STUB DRILL DIN/ANSI A&NF and ISO H4 tolerance—made toThis Dormer Pramet A920 7. 80 mm HSS E stub drill is a versatile, highperformance tool designed for engineers, fabricators, hobbyists, and maintenance pros who need reliable holes across steel, aluminum, and stainless steel. It combines a 130 selfcentering point, a bright cutting edge, and a parabolic flute design to deliver clean, precise holes quickly and with confidence. 130 self centering point: Starts holes exactly where you intend with reduced