•Measures clearance between brake drums and shoes with dia. from 6-1/2” to  14-1/4” (165mm to 362mm).
•Works on most small cras with drum brakes prior to assembly.
•Outside calipers transfer measurement to brake shoes.
•Inside calipers measure drum diameter.
•Calibrated in inches and minimeters.

•Measures clearance between brake drums and shoes with dia. from 6-1/2” to  14-1/4” (165mm to 362mm).
•Works on most small cras with drum brakes prior to assembly.
•Outside calipers transfer measurement to brake shoes.
•Inside calipers measure drum diameter.
•Calibrated in inches and minimeters.