PTUNR/L

30 sizes available · 8 specification fields · standard: ISO

PTUNR/L is a boring bar for internal turning that takes negative 60° triangle (T-type) inserts. It is listed here in 30 sizes, 14.8–47 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)
S16P PTUNL 16	TNM. 1604..	L	16	170	11	14.8	≥20
S16P PTUNR 16	TNM. 1604..	R	16	170	11	14.8	≥20
S20R PTUNL 16	TNM. 1604..	L	20	200	13	18.3	≥25
S20R PTUNR 16	TNM. 1604..	R	20	200	13	18.3	≥25
S25S PTUNL 16C	TNM. 1604..	L	25	250	17	23	≥32
S25S PTUNR 16C	TNM. 1604..	R	25	250	17	23	≥32
S32T PTUNL 16C	TNM. 1604..	L	32	300	22	30	≥40
S32T PTUNR 16C	TNM. 1604..	R	32	300	22	30	≥40
S40U PTUNL 16C	TNM. 1604..	L	40	350	27	37.5	≥50
S40U PTUNR 16C	TNM. 1604..	R	40	350	27	37.5	≥50
S32T PTUNL 22C	TNM. 2204..	L	32	300	22	30	≥40
S32T PTUNR 22C	TNM. 2204..	R	32	300	22	30	≥40
S40U PTUNL 22C	TNM. 2204..	L	40	350	27	37.5	≥50
S40U PTUNR 22C	TNM. 2204..	R	40	350	27	37.5	≥50
S50V PTUNL 22C	TNM. 2204..	L	50	400	35	47	≥63
S50V PTUNR 22C	TNM. 2204..	R	50	400	35	47	≥63
A16M PTUNL 16	TNM. 1604..	L	16	150	11	14.8	≥20
A16M PTUNR 16	TNM. 1604..	R	16	150	11	14.8	≥20
A20P PTUNL 16	TNM. 1604..	L	20	170	13	18.3	≥25
A20P PTUNR 16	TNM. 1604..	R	20	170	13	18.3	≥25
A25R PTUNL 16C	TNM. 1604..	L	25	200	17	23	≥32
A25R PTUNR 16C	TNM. 1604..	R	25	200	17	23	≥32
A32S PTUNL 16C	TNM. 1604..	L	32	250	22	30	≥40
A32S PTUNR 16C	TNM. 1604..	R	32	250	22	30	≥40
A40T PTUNL 16C	TNM. 1604..	L	40	300	27	37.5	≥50
A40T PTUNR 16C	TNM. 1604..	R	40	300	27	37.5	≥50
A32S PTUNL 22C	TNM. 2204..	L	32	250	22	30	≥40
A32S PTUNR 22C	TNM. 2204..	R	32	250	22	30	≥40
A40T PTUNL 22C	TNM. 2204..	L	40	300	27	37.5	≥50
A40T PTUNR 22C	TNM. 2204..	R	40	300	27	37.5	≥50