Package Contents: each pack contains 2 bridge cam gauges measured 3.94 x 2.76 inches/ 10 x 7 cm in length and width, and 0.51 inches/ 1.3 cm in thickness; this gives the gauges an elegant look that is easy to carry and store without scratching Quality Material: cam welding gauge made of stainless steel; This material offers resistance to rust, ensuring that the tool retains its quality even after prolonged use; There is no need to use anti-rust oil or take any anti-rust precautions, demonstrate its robust durability Type of Measurement: welding gauge can be applied to measure weld reinforcementcan also measure fillet weld leg length or fillet weld throat size; The gauge can also help you measure undercuts and dimples ideal for measuring set-up angles or measuring external eccentricity, can be fixed in any position by tightening the screws the gauge for easy reading Clear Scale: the scales on the weld gauge are all laser engraved, not printed; The scales are clear and easy to read,