Stone Company

• air scribe range2 and 4 bar

HW-10 Head with needle holder (micro adapter for the Aro airscribe) plus 1 extra carbide tip and five steel tips. Runs at 2.5 - 6 bar.

• WeightWeight
• Dimensions11 mm, length 140 mm

HW-1-2 Tool Even running tool perfect for micro work that is slightly more powerful than the HW-10 good for beginning preparators or students. Runs at 5.5 - 8 bar. HW-1-2 Hardmetal Tip HW-1-2 Extra Needleholder and Needle

Scratcher with air fits comfortably in your hand. With tungsten carbide tip and adjustable air supply that removes the loose residue. It’s a pin vise with air. The wood can be sanded down and the tips resharpened. Scratcher alone with tungsten carbide tip. Very comfortable to hold and use.

• SeriesHW-323
• Weight95 g
• Dimensions18x140 mm

HW-323 Newest tool specifically designed for ultra-fine work most effectively performed under a microscope. Comes with an inline regulator. Supplied with needleholder and needle with soft spring. Runs at 1.0 - ca. 1.8 bar. HW-323 Extra Needleholder and Needle with hard spring that delivers more beats.