 - Alpa Metrology BC015 (BC015175)- Manufacturer: Alpa
 - Metric thread standard bar for zero point setting ALPA BC015 Setting standards for external thread micrometers. Metric version as standard. Withworth solution available on request. – Accurate execution – Hardened... Pontoglio, Italy
 - Alpa Metrology BC015 (BC015100)- Manufacturer: Alpa
 - Metric thread standard bar for zero point setting ALPA BC015 Setting standards for external thread micrometers. Metric version as standard. Withworth solution available on request. – Accurate execution – Hardened... Pontoglio, Italy
 - Alpa Metrology BC015 (BC01525)- Manufacturer: Alpa
 - Metric thread standard bar for zero point setting ALPA BC015 Setting standards for external thread micrometers. Metric version as standard. Withworth solution available on request. – Accurate execution – Hardened... Pontoglio, Italy

