Custom Order TopGroove Inserts with Chip Control

  • A-SK Specials

10˚ positive cutting action

  • Deep grooving
  • Deep face grooving
insert catalogue number
right handleft handwidth range Wcorner radii range R1 and R2ETgrades
NGD3-R-SKNGD3-L-SK1,45–1,75.008–.0333,18
or NFD3-R-SKor NFD3-L-SK2,26–2,57 3,05–3,35 4,67–4,98.008–.033 .008–.033 .046–.0716,35 6,35 6,354,95Carbide grades quoted upon request.
NGD4-R-SKNG4-L-SK3,05–3,35.008–.0336,35See page E47.
oror4,57–4,98.046–.0719,536,48
NFD4-R-SKNF4-L-SK6,22–6,53.046–.07112,70

*One cutting edge.

NG-SK, NF-SK, NGD-SK, and NFD-SK inserts may be specially If deeper cutting depth (E) is required, please specify. Refer to
ordered within the specifi cations listed in the above charts.the application drawing and charts for maximum face groove
depths and minimum face groove diameters.
Order example: NF3R-SK W = .090,
R1 = .010, R2 = .010, grade TN6010.In addition to the guidelines above, full radius face groove inserts
may be quoted. Under certain conditions, chip control performance
Unless otherwise specifi ed, a standard tolerance of ±0,03mm may vary from standard insert styles.

on width (W) will be applied, and a standard tolerance of ±0,06mm on radii (R1 and R2) will be applied.

  • C1-SK Specials
  • Groove and chamfer

insert catalogue number corner radii range

right handleft handwidth range WR1 and R2ETgrades
NB2-R-KNB2-L-K1,19–3,180,13–0,382,543,81Carbide grades
quoted upon request.
See page E47.
NB3-R-KNB3-L-K2,39–4,320,13–0,643,814,95

NOTE: The above insert style is for simultaneous groove and chamfer operations with chip control.