4'' PRECISION ADJUSTABLE BORING HEAD WITH R-8 SHANK w. 1" hole--new

WITH REMOVEABLE R-8 SHANK. THE WIDE BASE BEARING SURFACE ASSURES MAXIMUM RIGIDITY EVEN WHEN THE BAR HOLDER IS OFFSET POSITION. OFFSET: 1-5/8". THREAD BACK: 1.5"-18. HOLE SIZE: 1".

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