Green 456g (1 lb) Block Prism Spectroscope 1 * Temperature sensor

1 * Temperature sensor

Working temperature: 10~30°C

Easy to remove

Retractable LCD display with blue back-lit for easy viewing (light can be turned off to save power)

- Color: Black/Dark Blue

Green 456g (1 lb) Block Prism Spectroscope 1 * Temperature sensorBlocks Ferris; These blocks are for designs & sculptures which are on the larger side. Rectangular half pound and one pound blocks are perfect for large custom design work (animals, pendants medallions and much more).; Saw Carve Drill Mill Turn; Blue: Regular hardness highly flexible for extreme thin wall sections; Green: Hard cannot be flexed for highly intricate carving; Purple: Medium hardness with some flexibility for general purpose carving;