MTFNR/L

14 sizes available · 8 specification fields · standard: ISO

MTFNR/L is a boring bar for internal turning that takes negative 60° triangle (T-type) inserts. It is listed here in 14 sizes, 18.3–47 mm shank height, right- and left-hand versions, each with full specifications and a dimensioned drawing. Typical use: boring, internal turning and back-facing.

Insert compatibility

This family is built for the following insert designations (as listed in the catalogue data). The exact size in each row of the table below is in the Insert designation column.

TNM. 1604..
TNM. 2204..

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Specifications

Product code	Insert designation	Cutting direction (hand)	Connection diameter (mm)	Functional length (mm)	Functional width (mm)	Shank height (mm)	Minimum working diameter (mm)
S20R MTFNL 16	TNM. 1604..	L	20	200	14	18.3	≥25
S20R MTFNR 16	TNM. 1604..	R	20	200	14	18.3	≥25
S25S MTFNL 16	TNM. 1604..	L	25	250	17	23	≥32
S25S MTFNR 16	TNM. 1604..	R	25	250	17	23	≥32
S32T MTFNL 22	TNM. 2204..	L	32	300	22	30	≥40
S32T MTFNR 16	TNM. 1604..	R	32	300	22	30	≥40
S40U MTFNL 16	TNM. 1604..	L	40	350	27	37.5	≥50
S40U MTFNR 16	TNM. 1604..	R	40	350	27	37.5	≥50
S32T MTFNL 16	TNM. 1604..	L	32	300	22	30	≥40
S32T MTFNR 22	TNM. 2204..	R	32	300	22	30	≥40
S40U MTFNL 22	TNM. 2204..	L	40	350	27	37.5	≥50
S40U MTFNR 22	TNM. 2204..	R	40	350	27	37.5	≥50
S50V MTFNL 22	TNM. 2204..	L	50	400	35	47	≥63
S50V MTFNR 22	TNM. 2204..	R	50	400	35	47	≥63