Golfers. Concerned about Getting the Backspin and Ball Control that you Deserve? It's all about Playing with Well-Grooved Irons!From Specialty Golf Products, the same company that brings you the Golf Club Groove Sharpener with 6 Heads (here on Amazon). Our new, premium model, this new adjustable length groove sharpener - GrooveMaster - gives you 8 different options for setting the handle length, providing you with unprecedented comfort and ease of use. Simply press with your thumb on the metal ring while using your other hand to pull out the cutter head to instantly find the handle length that YOU desire. And comes with a SUPER COMFORTABLE MAN-SIZED RUBBER GRIP! Gone are the days when your hand ached after only a few minutes re-grooving your irons. Clean, re-groove and restore your irons in half the time it takes with most of the existing groove sharpeners that either too small or too uncomfortable to use effectively. You'll absolutely love this new groove sharpening tool. Click the ADD TO CART BUTTON above and PURCHASE TODAY.