Adopting great quality material, which lets you use 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. It is a very useful thickness gauge. Widely applicable to jewelry and crafts makers, quality and reliable, having . Features - Color: As shown. - Material: Steel, plastic. - Size: 8.00X5.00X1.50cm/3.14X1.97X0.59inch. - Adopting great quality material, which let you use for a very long time. - With fine workmanship, not easy to wear and tear, very practical in use. of the product are strictly inspected before shipment, so please purchase with confidence. - A must and necessary instrument for measuring pearls thickness and beads diameter. - Widely applicable to jewelry and crafts makers, quality and reliable, having . Package list: 1 x thickness gauge