Iscar 3200988 UNICHAMDRILL Indexable Head Replaceable Tip Drill 20 to 20.9 mm Drill IDI-SG IDI-SK Insert 138.6 mm OAL 3.5XD Drill Depth by Dia Ratio 20 Insert Seat 20 mm Dia Shank DCM Toolholder

Iscar Replaceable Tip Drill Indexable Head Series: UNICHAMDRILL 20 to 20.9 mm Drill Weldon Flat Shank 20 mm Shank Diameter 54 mm Shank Length 66 mm Flute Length 138.6 mm Overall Length DCM Toolholder 66 mm Maximum Drill Depth 3.5XD Drill Depth by Diameter Ratio IDI-SG IDI-SK Insert 20 Insert Seat Yes Through Coolant