Eb Model : S/N:01012, Hole diameter : 13/18mm. (Aa is made of steel, Eb is made of stainless steel). Tool post&holder with precision profile-ground gearing. Plenty of working positions foe more tool holders.
Adjust height of cutting edge easily and accruately. Accurate repeatability is 0.01mm. That only the model Aa PLUS includes 7 tool holders, other models only include 4 tool holders. There may be some delays due to flight, holiday, weather, local post, local natural disaster impact. It must also be in the original packaging.