Oneway Clamp Block for 2 1/4 Gap.Coring will save you time, save your energy, save your tools, save your wood, and can save on a huge amount of clean-up. All these things ultimately save you money! Coring is a very time effective method to make a bowl. You are not only done faster, but it is also less physically demanding and gives you the ability to get several bowls out of one piece. Hollowing out a large bowl can take a large toll on your tools. Coring does require the cutter to be sharpened regularly, but the amount of sharpening required per bowl is drastically reduced.Features: Oneway Model #3154-218Extra clamp blocks for use in the Easy-Coring Systems, Bowl Steady, and Spindle SteadyFor lathes with 2 1/4" GapFounded in 1991, a family-owned company has consistently manufactured the finest woodturning lathes and equipment available anywhere. Oneway is now into its third decade of state-of-the-art engineering and manufacturing of woodturning lathes and related equipment.