When using the Grabber Deckmaster fastening system, all fasteners are hidden beneath the deckboards There is no surface penetration of the deckboards or joists With Grabber Deckmaster there are no exposed screws a primary entry point for moisture and deck board damage No stains or splinters form around fastener holes.
High Speed Steel Jobber Drill Oxide 0.189 Oxide creates a porous layer that holds cutting oil which provides abrasion resistance and improved chip flow..