Type O/A/D Rubber Tire Durometer Hardness er High Accuracy Tire Hardness Meter Portable Pressure Gauge 0-100 Degrees Measure Features: Easy to use accurate measurement easy to carry durable and stable practical and strong. This rubber hardness er is a measure of sulfur rubber and plastic products of hardness of the instrument. Made of alloy materialwaterproof not rustfine workmanshipdurable. The dial scale is clear and the degree is more intuitive and convenient. The connecting device is more convenient to use with . Type A is suitable for general rubber synthetic rubber soft rubber poly fat leather etc. The type O is suitable for the micro-porous materials made of foaming agent in the plastic. Type D is suitable for general hard rubber resin acrylic glass thermoplastic rubber printing plate fiber etc. Specifications: Type(Optional): A O DDial value: 0-100 degreesPressure needle trip: 0-2.5 mmPressure needle end pressure: A/O type: 0.55 N - 8.06 N D-type: 0-44.5 NAccuracy: 0.1 mm force: 0.5 NSize: 78 * 52 * 22 mm/3.07*2.05*0.87inchWeight: 200 g Instructions: The sample on strong plane take the hardness er pressure needle distance sample at least 12 mm edge put pressure on foot pressure in the sample makes the needle vertical pressure into the sample until the feet and sample completely contact pressure when within 1 s reading. Measuring at least 6 mm apart in different positions of the measurement hardness value 5 times take the average (micro porous materials are measuring at least 15 mm). In order to stabilize determination conditions to enhance determination accuracy hardness er device should be in the same determination on supporting producer determination. Package Included: 1 xRubber Tire Durometer Note: Please note that the new type and old type of this product will be sent randomlyand make sure you will not mind before ordering. Certification:None Origin:Mainland China Model Number:Rubber Tire Durometer Display Type:Analog Feature 1:Tire Durometer Feature 2:Durometer Meter Feature 4:Hardness Rubber Tester Feature 5:Shore Tire Durometer Dial value:0-100 degrees Pressure needle trip:0-2.5 mm A/O type:0.55 N - 8.06 N, Size:78 * 52 * 22 mm/3.07*2.05*0.87inch Weight:200 g Wholesale:Support