The Most Advanced Turning Solutions in the Industry

Perfect for shallow grooving operations, the WIDIA™ TopGroove clamping system What you need to know:
provides a complete line of grooving geometries and an extensive grade selection
to meet even the most demanding application requirements. For increased rigidity,• Material being machined.
versatility, chip control, and carbide grade options, the TopGroove clamping system• Groove depth, width, and profi le.

is the proven solution.

  • Application to be performed (face, O.D., or I.D. grooving).
  • Toolholder requirements (e.g. KM™, ERICKSON™,

With maximum clamping rigidity and superior versatility, TopGroove inserts employ a square shank, right/left).

unique top rake chip control geometry that effi ciently evacuates chips and produces better quality parts, faster than ever before.

Utilise this comprehensive, easy-to-use guide for the information necessary to identify, choose, and select the appropriate cutting tools for your specifi c needs.

1 Choose the application to be performed: Groove depth, width, and profi le. TopGroove is the best choice for groove depth-to-width ratios of 1.5 or less.

Inside Diameter (I.D.) Grooving

Outside Diameter Face Grooving (O.D.) Grooving

For deep grooving, use WMT™ on page E4.

TopGroove™ for Internal, External, and Face Grooving Applications

system capabilitiesminimummaximum
width0,50mm9,53mm
O.D./I.D. Grooving
depth—12,7mm
system capabilitiesminimummaximum
OD/ID Grinwidth0,50mm9,53mm
.... oovgdepth—12,7mm
F Giwidth3,2mm6,35mm
ace roovngdepth—12,7mm
Internal Groovingdiameter11,2mm—
F Gi Ditstandard23,9mm—
ace roovng ameerdeep——
D OD/ID Giwidth1,50mm6,35mm
eep .... roovngdepth—12,7mm
DFGiwidth3,18mm6,35mm
eep ace roovngdepth—12,7mm