Adopting great quality material, which lets you use it for a very long time. Though it is simple in design, it's so practical when you use it. The excellent workmanship of our product will bring you a good experience. Easy and convenient to use, it is very useful hardness meter. Features - Color: As shown. - Size: 8.00X5.50X2.50cm/3.14X2.16X0.98 inch. - Material: Alloy. - Testing range: 10-90HW. - Dial value: 0-100HW. - Needle stroke: 0-2.5mm. - Needlepoint size: 2.5mm. - Made of material for a long time and use. - It has a simple design, but very practical in use, giving you a . - It is sturdy, not easy to break, prevents corrosion, surface rust prevention. - Type-O hardness meter is suitable for low-hardness materials such as foams, sponge rubber, and materials made of foaming in plastics. - Needle indicates, convenience the user to read, high accuracy. Handhold design, carry conveniently. Package list: 1 x Durometer