THREE POINT INTERNAL MICROMETER
swissprec.com
Sleeve: 7.00 mm
Thimble: 0.29 mm
Vernier: 0.008 mm
Reading: 7.298 mm
• Inch
In this scenario the numbers on the left repress sent the readings from the
vernier scale. Each division counts as .0001 inch based on the division that
lines up with the line on the thimble.
Sleeve: 0.175
ʺ
Thimble: 0.004
ʺ
Vernier: 0.0003
ʺ
Reading: 0.1793
ʺ
Interchangeable anvil replacement instructions
• Product measuring ranges over 4 "(100 mm) is with Interchangeable anvil.
• Rotate the thimble until the line marked “0” comes exactly in line with the
reference line on the sleeve. Pull out the measuring jaws; insert another set of
measuring jaws into the grooves in the measuring head in turn. Inspect the
measuring jaws by smaller pull.
• When changing the measuring jaws, number of the measuring jaws must fit the
relevant that of the three grooves in the measuring head.
• Prevent dust from getting inside the three grooves in the measuring head.
• Place tool into packaging box after apply antirust oil on the measuring jaws if the
micrometer not used for a long of time.
Precaution
• Clean all measuring surfaces and body prior to use.
• Zero set the tool using the following steps before use, and after installing the
extension rod.
• Check the zero point by measuring setting ring. If the reading doesn’t match the
setting ring:
• Unlock the adjusting screw; rotate the fastness sleeve till getting correct reading.
• Lock the adjusting screw.