Presto M12 X 1.75 HSS Machine Tap Set (3 Taps) + 10.2MM Tapping Drill HSS

M12 X 1.75
HSS Machine Tap Set (3 Taps)
Complete with 1 x 10.2mm Tapping drill by Presto
Quality High Speed Steel as you would expect from Presto Tools
Used for cutting internal threads,
Straight Flute full size taps used as machine taps or set of 3,
Hand tap sets for tapping in free cutting steel up to 800N/mm2.
The perfect form thread is generated by a combination of effective pitch diameter,
Major diameter and chamfer length