ID MIN W ID MAX Grooving Face grooving Introduction Face grooving & turning ø25~ Type KFMS Face groove diameter ø25~ø235 Edge width (mm) 3.0~6.0 Grooving depth (mm) 13~32 Molded chipbreaker Type KFMS-8Face groove diameterø54~ø155 G Edge width (mm) 8.0 Grooving depth (mm) 25 Molded chipbreaker Molded chipbreaker Ground chipbreaker Full-R Face grooving ø35~ Type GIFV Face groove diameter ø35~ ø 50 Edge width (mm) 2.0~6.0 Grooving depth (mm) 2.2~8.1 Ground chipbreaker Ground chipbreaker Full-R Face grooving diameter (øD) Face grooving diameter (øD) is the suitable value for the initial grooving on the unprocessed workpiece (Refer to Fig.1). Then, you can widen it up to the center towards the inside (excluding the models listed in the right table) and towards the outside according to machine limits. T Fig.1 G83