Cutting Grooves for Joint Seaming

Alpha® leads the way by introducing the Alpha® Groove Cutter, designed to cut flawless grooves for joint seaming. Our patent pending design assures the grooves will be level to achieve maximum strength at each joint. Choose between two sizes to match the thickness of your material. The Groove Cutter works with the most popular high-speed angle grinders available on the market. A universal safety guard equipped with a water-feed and a Ground Fault Circuit Interrupter are the perfect accessories for this application and are available from Alpha®. To upgrade your quality and productivity for joint seaming, choose the Alpha® Groove Cutter.

  • Requires Universal Safety Guard Kit
  • Perfect for Granite and Engineered Stone
  • Specially Designed for 1-1/4" (3cm) Countertop
  • Create Strongest Joint Seam
  • Consistent Performance with Ease of Operation

Part No. Thickness Maximum RPM Arbor(s) Shape Recommended For For Use On
GCW258 4.2mm 14,500 5/8"-11 Threaded 3/4" Slab Granite
GCW358 7.5mm 14,500 5/8"-11 Threaded 1-1/4" Slab Granite
MCW258 4.6mm 14,500 5/8"-11 Threaded 3/4" Slab Marble
GCWKIT Universal Safety Guard Kit
PFBNG01 - Nylon Guide - - -