® Thread Turning Inserts BSPT EXTERNAL INTERNAL Pitch L I.C. Ordering Code Ordering Code X Y TPI in Right Hand Left Hand Right Hand Left Hand 28 6 5/32 ULTRA MINIATURE  *06 IR 28 BSPT *06 IL 28 BSPT 0.7 0.6 28 8 3/16 *08 IR 28 BSPT *08 IL 28 BSPT 0.6 0.6 19 8 3/16 MINIATURE  *08 IR 19 BSPT *08 IL 19 BSPT 0.6 0.6 28 11 1/4 11 IR 28 BSPT 11 IL 28 BSPT 0.6 0.6 19 11 1/4 11 IR 19 BSPT 11 IL 19 BSPT 0.8 0.9 14 11 1/4 11 IR 14 BSPT 11 IL 14 BSPT 0.9 1.0 11 11 1/4 (1)11 IR 11 BSPT (1) 11 IL 11 BSPT 0.9 1.2 28 16 3/8 16 ER 28 BSPT 16 EL 28 BSPT 16 IR 28 BSPT 16 IL 28 BSPT 0.6 0.6 19 16 3/8 16 ER 19 BSPT 16 EL 19 BSPT 16 IR 19 BSPT 16 IL 19 BSPT 0.8 0.9 14 16 3/8 16 ER 14 BSPT 16 EL 14 BSPT 16 IR 14 BSPT 16 IL 14 BSPT 1.0 1.2 11 16 3/8 16 ER 11 BSPT 16 EL 11 BSPT 16 IR 11 BSPT 16 IL 11 BSPT 1.1 1.5 * Available only in BXC and BMA grades Order example: 11 IR 14 BSPT BMA (1) Special holder is required or standard holder can be amended by customer. Type B Ground profile with sintered chip-breaker EXTERNAL INTERNAL Pitch L I.C. Ordering Code Ordering Code X Y TPI in Right Hand Right Hand 19 11 1/4 11 IR B 19 BSPT 0.8 0.9 19 16 3/8 16 ER B 19 BSPT 1.0 1.1 14 16 3/8 16 ER B 14 BSPT 16 IR B 14 BSPT 1.2 1.0 11 16 3/8 16 ER B 11 BSPT 16 IR B 11 BSPT 1.5 1.1 Order example: 16 ER B 11BSPT BMA For carbide grade and cutting speed see page A04-2 and 3 A01-21