Technical Data:
Series: 468
Product type: Digimatic Holtest, Three-point Bore Micrometer
Measurement: Inside diameter
Measurement principle: Three-point self-centering bore measurement
Measuring pins: Titanium-coated
Feature: Measures close to the bottom of a blind hole
Feature: Deep-hole measurement possible with optional extension rod
Preset: 2-point preset
Power source: 1 x SR44 battery, 938882 included as standard for operational checks
Battery life: Approx. 1.2 years under normal use

Functions:
Zero-setting
Origin restoration
Data hold
2-point preset
Function lock
inch/mm readout on inch/metric models
Automatic power ON/OFF
Error alarm
Data output

Optional:
Mounting bracket: 04AZB157, for mounting Series 468 in micrometer stands
Setting rings: Optional unless supplied as part of a set
Output devices:
264-020 USB Input Tool IT-020U
05CZA662 Connecting Cable, 1 m
05CZA663 Connecting Cable, 2 m
06AFM380B USB Input Tool Direct, 2 m
264-622 Transmitter, IP67
264-626 Transmitter, IP67 Bluetooth
264-623 Transmitter, Buzzer
264-627 Transmitter, Buzzer Bluetooth
02AZD790B Connecting Cable
02AZE140B Connecting Cable, foot-switch compatible
Connector type: B
Measuring range: 16 - 20 mm
Resolution: 0.001 mm
Accuracy: +/-3 um
Optional extension rod: 952621 (150 mm)

Dimensions:
Maximum measuring depth L2=84 mm
Overall/reference length L1=197 - 201 mm
Blind-hole reference L3=0.3 or below mm
Blind-hole reference L4=5.6 mm
Blind-hole reference L5=3.5 mm
External appearance varies by measuring range