Bullet standards / test balls – 9 parts – incl. PTB calibration certificate

Bullet standards / test balls – 9 parts – incl. PTB calibration certificate

, 9-part lot consisting of various ball standards and a PTB-calibrated solid ball.

1 × solid sphere Ø 19.05396 mm
• Material: steel
• PTB calibration certificate available
• Marking: PTB 01
• Storage box available
• Diameter according to labeling: 19.05396 mm

Other ball standards:

1 × 3.000 mm (master ball, G28)
1 × 3.175 mm
1 × 3.969 mm
1 × 4.762 mm
1 × 5.556 mm
1 × 6.350 mm
1 × 10,000 mm

• From measuring room stock
• Well maintained storage in individual packaging
• No current recalibration has taken place
• PTB calibration certificate for 19 mm ball available (older date)\"