Features • Measurement Capability: Achieve accuracy of 0.02mm with a measuring range of 0-150mm, making it ideal for detailed and depth measurements • Alloy Steel Construction: Crafted from high-quality alloy steel, this depth ruler is designed for longevity and resistance to wear, ensuring reliable performance over time • User-Friendly Nut Knob: Features a tightening adjustment and data lock, allowing for convenient and practical use when measuring, enhancing your work efficiency • Clear Scale for Easy Reading: The smooth and clearly marked scale enable effortl reading, helping you maintain precision in your measurements without confusion • Rigorous Quality Assurance: Undergoes strict quality control proces, providing a high safety factor, so you can use this instrument ruler with confidence and peace of mind Features: 1、Overall Function: is smooth, the scale is clear, wear resistant and . 2、 Material: Ruler body is made of alloy steel, which is delicate and not easy to . 3、Nut Knob: Tightening adjustment, fixed data lock target, convenient and practical. 4、Measuring Range: 0？150mm/0？5.9in measuring range, 0.02mm high accuracy, easy to measure. 5、Quality Assurance: Strict quality control and quality assurance, high safety factor, can be used with peace of mind. Specification: Item Type: Depth Vernier Caliper Color: As Pictures Shown Material: Alloy Steel Range: 0-150mm/0-5.9in Weight: Approx.377g/13.3oz Package List: 1 x Depth Vernier Caliper 1 x Plastic Box Package List 1 x Depth Vernier Caliper 1 x Plastic Box