Useful for checking total composite error, tooth to tooth error of Spur and Helical Gears. Available on demand the attachments for shaft gears, worm gears and Bevel gears and short center attachment for smaller gears. Center Distance 60 mm to 320 mm. Short center Attachment is available to inspect the gears with Center Distance 25 mm. Shaft Gears up to Length: 700 mm max. also can be inspected.