1.18ct Octagon Cut Purple Sapphire 6.3x5.3mm Horotec 01.504 Screwdriver Sharpener

1.18ct Octagon Cut Purple Sapphire 6.3x5.3mm Horotec 01.504 Screwdriver SharpenerSapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in colours is due to trace amounts of elements such as iron, titanium, chromium, copper and magnesium. Mohs Scale of Hardness: 9 (out of 10). Sources: Mines that have yielded the finest sapphires in colour and clarity are located in Kashmir, Myanmar and Sri Lanka. Nowadays the main sources of sapphires are:

with great ease

Operation is very simple with an extensive number of automated measurement sequences

20 round boxes Ø30 x 17mm (internal)

Auto power off with no operation in 30 minutes

Vibration range: 3600 to 72

60mm & Ø0

as soon as detecting something's moving

Bergeon 1159

and they are very easy to be switched

Dapping cube

5 * 20 * 4cm / 8

Item Weight: 183g / 6