Construction core drill rig in various types.Power supply:110V/220V/240V,50-60Hz,1500W,1700W,2600W....460/900rpmMax drilling Diameter:160mm,250mm,255mmCE certificate

For internal measurements.Steel-harden-tipped contact point for excellent durability.Changeable anvils for wide measuring ranges.Equipped with dial indicator.

Made of stainless steel or carbon steel,No-through slot,Measuring range:0-150mm,0-200mm,0-300mmGrad:0.02mm

Metric inside, outside dial gauges,Inch inside, outside dial gauge,Measure inside or outside diameters, ring groove bottom, diameter and hard to reach diamensions.Sizes:Ouside measure15-35mm,35-55mm,5

Range:0-150mm,Light weight and easy reading,Not scratch workpiece

High quality brass main body,High resistance to magnetism.Jeweled,Pivot ball bearingCarbide ball contact pointGard:0.01mm,or 0.001mm

Zero setting at any positionMetric/inch system conversion at any positionWith data output interfaceSizes:0-150mm/6",0-200mm/8",0-300mm/12",0-500mm/24"Grad:0.01mm/0.0005"

Features:For depth,step,internal and external groove measuremnet,Zero setting at any positionMetric/inch system conversion at any positionWith data output interfaceMade of stainless steelMeasuring ran

Manual power on/off.Zero setting at any position.Metric/Inch system conversion at any position.With data output interface.