Schwenk SL Precision Bore Gauge FOR MEASURING BORES WITH BORING BAR LEFT IN THE WORKPIECE Code 15300000Self centring bore gauge for determining bore diameters, for instance with boring bar left in the workpiece. Delivery SL: measuring gauge with column (mm or Inch graduation) for pre setting of the diameter, in wooden box, without dial gauge. Schwenk SL Precision Bore Gauge FOR MEASURING BORES WITH BORING BAR LEFT IN THE WORKPIECE Code 15300000 application range [mm] 100 280, max. of boring bar [mm] 130, measuring depth [mm] 30