SAPSONS Automatic Grooving Tool besides Catering to various applications for Internal Grooving is specially designed for Matching Grooves in Tube Sheet Holes to aid in Locking Rolled Tubes into Position during Tube Expansion. It incorporates the Proven and accepted Principle of an eccentric Tool Holder turning on its own Axis. As the Tool moves into the work piece/ Tube Sheet, the Pilot nose contacts the face of the work piece/ Tube Sheet, the cutter is now in the position to cut. Continued movement of the Tool starts the feed stroke which actuates the cutter and feeds it readily into the work. The location of cut is controlled by a quick lock Adjustable Collar, the depth of cut is also controlled by a Quick Lock-Stop Nut, which permits simple, fast and accurate adjustments. Features: 1. Accurate and Quick 2. Covers wide range of bores by simply changing cutters & pilot nose 3. User friendly easy to adjust length & depth of cut 4. Automatic two in one design 5. Form cutter and tool bit with different groove configuration can be supplied