About this product

【MATERIAL】 It is made of all plastic environmental protection materials, safe and non-toxic, strong and durable, and has a long service life.

【EASY TO READ DOUBLE-SIDED SCALE】Larger range, clear needle count calculation.The scale is clear and easy to view

【DENSITY MEASUREMENT】10cm measurement frame, easy to lock the measurement range.

【NEEDLE SIZE MEASUREMENT】 20 kinds of rod needle diameters, quick judgment and easy identification.

【LIGHTWEIGHT】It does not take up space and is easy to carry. Size(approx): 15*15cm/5.9*5.9inch

Double-sided scale: larger range, clear needle count calculation.

Easy to read: the scale is clear and easy to view.

Lightweight: it does not take up space and is easy to carry.