20mm Shank Electronic Edge Finder ~ Will locate work surfaces quickly and easily at almost any angle. ~ Highly sensitive positional sensor. ~ Red pilot will be lighted when the ball touch the working edge. ~ Supplied with wooden case. ~ Takes 2 of the LR1,1.5V batteries. ~ Ball Diameter is 10mm. ~ Overalll length is 6.20″. Will locate work surfaces quickly and easily at almost any angle. Highly sensitive positional sensor. Red pilot will be lighted when the ball touch the working edge. Ball Diameter is 10mm. ~ Overalll length is 6.20″. Supplied with wooden case.
