Positive Inse r ts - Chipbreaker O ver view 1 Grade Application Type Chipbreaker design Applicable range 5 4 ap (mm) 3 Precision 01 10º 2 2 finishing 1 Insert 0 0.1 0.2 0.3 0.4 0.5 f (mm/rev) 5 4 R0.1 ap (mm) 3 JS R0.4 Ext. Toolholder Finishing 10º 3 2 R0.2 1 R0.03 0 0.05 0.1 0.15 0.2 0.25 f (mm/rev) 1 R0.08 R0.18 0.8 R0.1 ap (mm) 0.6 Precision JPP R0.2 Int. Toolholder 4 10º 0.4 finishing 0.2 0 0.03 0.06 0.09 0.12 0.15 f (mm/rev) 1 R0.08 R0.18 0.8 R0.1 ap (mm) 0.6 Precision JRP R0.2 5 10º Threading 0.4 finishing 0.2 0 0.03 0.06 0.09 0.12 0.15 f (mm/rev) 1 R0.08 R0.18 0.8 R0.1 ap (mm) 0.6 Precision JSP 6 R0.2 10º Grooving 0.4 finishing 0.2 0 0.03 0.06 0.09 0.12 0.15 f (mm/rev) 10 8 ap (mm) 6 J10 7 Finishing to 30º 4 Endmill medium cutting 2 0 0.04 0.08 0.12 0.16 0.2 f (mm/rev) 10 8 0.2 ap (mm) 8 6 Finishing to AL Drilling Tool 4 medium cutting º 20 2 0 0.2 0.4 0.6 0.8 1 f (mm/rev) Technical Reference 9 2-5