Telescoping Gauge Range 5/16 in to 1/2 in Gauge Plunger Style Double-Arm Plunger Included Gauge Ranges 5/16 in to 1/2 in Maximum Measurement - Inch 1/2 in Minimum Measurement - Inch 5/16 in Number of Pieces 1 Construction Steel Includes Case Yes Overall Length 9 27/32 in Replaceable Handle Yes