Mohs Hardness Pencil Kit
£ 60.00
Mohs Hardness Testing Pencils: 3-9 of the Mohs Scale of Hardness. Mohs minerals
are set inside brass holders and bonded to a wooden haatective canvas roll, ideal for use in field or laboratory. Instructions included. Dimensions: 26cm x 18cm. Pencils are 12cm long.
are set inside brass holders and bonded to a wooden haatective canvas roll, ideal for use in field or laboratory. Instructions included. Dimensions: 26cm x 18cm. Pencils are 12cm long.