Valenite ValeGroove Vcut Plus, Parting grooving Cut-Off Blade Block. Clamping tongue is 20 mm thick .787” See pics for details. Accepts VG10121-30, (1” X 4.3”) and others of the same series, Which accept inserts from .118” -.166” widths. 1 mm - 4.2 mm. Condition is New. Price is for one Block. See my other listings for a Valenite ValeGroove tooling kit 04, which fits this Block. more carbide inserts and other cutting tools. Make me an offer on multiple items. Shipped with USPS Priority Mail.