Description: O.D. attachments & inserts for Micrometers
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Product Description
31-473-2 SPI Pitchmaster Set – O.D. Attachment & Inserts for Micrometers
The SPI 31-473-2 Pitchmaster Set has the following specifications:
TPI: 42 – 6.5
Description: O.D. Attachments & Inserts for Micrometers
4 pairs of inserts included
Features:
Precision machined and chrome plated caliper and micrometer attachments with precision ground inserts for accurate measurements (sold separately).
The I.D. Caliper attachment set includes 4 pairs of I.D. inserts to measure threads from 42 to 6.5 TPI with a minimum 5/8″ minor internal diameter,
and all 60° metric internal threads with a minimum 16 mm minor diameter and a pitch from 0.6mm to 4.0mm.
The O.D. Caliper attachment set includes 4 pairs of O.D. inserts for measuring 60° external threads from 42 to 6.5 TPI and 0.6mm to 4mm pitch.
The O.D. Micrometer attachment set includes 4 pairs of O.D. inserts to measure 60° external threads from 42 to 6.5 TPI, and 60° external metric threads
from 0.6mm to 4mm pitch with a micrometer with 1/4″ dia. spindle.
Ideal for quick checking threads in the machine shop.
Furnished with instructions.
Pitchmaster Sets
31-470-8 Pitchmaster: I.D. and
O.D. Attachments & Inserts
31-471-6 Pitchmaster: I.D. Attachment &
Inserts for Calipers
31-472-4 Pitchmaster: O.D. Attachments
& Inserts for Calipers
31-473-2 Pitchmaster: O.D. Attachments & Inserts for Micrometers
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