Professional Tools: Designed for professional auto mechanics and heavy-duty applications. Using this gauge, the machinist can meet the requirements of the new specification by turning the attachment the specified amount. Easy-to-read dial: the gauge can measure up to 360 degrees in increments 2 degrees and 10 degree intervals; clear, striking lines are easy to identify and ensure correct tightening; easily zeroed by rotating the tool housing for future use. ADJUSTABLE DESIGN: The adjustable arm is available in 2 different lengths for flexible use and absolute value for money. Reusable: easy to disassemble and clean, just loosen the snap ring. Can be used for a long time. Delivery Quantity: 1pc, Package Contents: Only the above package contents, excluding other products. Size: 20*10.5cm, dial diameter 67mm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Colour: Black (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)