GRAM PRES Calibration Weight Set,1g 2g 5g 10g 20g with Tweezers Small, Silver

Product Details

• What You Get:7PCS calibration weight 1x1g,2x2g,1x5g,1x10g,2x20g and 1piece of tweezer.
• Resists corrosion and durable :made of steel with chrome plated surface.
• High accuracy:The permissible error is -0.005 to +0.005 g.
• Tweezers:stainless steel structure, good anti-corrosion and anti-rust performance, excellent elasticity, good and durable.
• Good for digital pocket scale, jewelry carat scale, diamond scale, precision balance test.