The Jonard Tools Dial Force Gauges (also referred to as Dynamometer Gauges or Tension Gauges) are all ergonomically designed and have become the industry standard for measuring force. This dynamometer force gauge features the following: Measurements are very simple to make, just place point of gauge arm perpendicular to the force being measured Reading can be taken in both directions - clockwise and counterclockwise Measuring springs are made of hard tempered annealed beryllium copper for durable use All gauges are equipped with a maximum reading pointer and the gauge has a flat tip with a dial diameter of 1 1/2 inches Gauges offer extreme precision and high durability Specifications Lever Tip Style Flat Tip Width 0.104" (2.65 mm) Tip Thickness 0.0335" (0.85 mm) Dial Diameter 1 1/2" (3.81 cm) Accuracy +- 0.20 g Graduation 0.20 g Range 0-10 g Maximum Capacity 10 g Dimensions 3.75 in x 1.63 in x 1.13 in (9.53 cm x 4.13 cm x 2.86 cm) Weight 0.2 lb (90.8 g) UPC # 811490010000 Downloads:Spec Sheet