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InsIde MIcroMeters

121 lonG rAnGe tubulAr InsIde 824 fIxed rAnGe InsIde MIcroMeters
MIcroMeter sets And sets
32-107" 2-12"/50-150MM
The 121 Tubular Inside Micrometers are designed for large internal For those who prefer inside micrometers without interchangeable
measurements beyond the capacity of most other micrometers. Each rods, Starrett offers this series of fixed range inside micrometers. The
set consists of a micrometer head mounted at the end of a tubular 824 and 824M can be ordered individually or in sets. All 824 and
holder in which measuring rods can be inserted and adjusted to the 824M Micrometers feature:
desired size. Final size reading in thousandths of an inch (.001") is • Insulating handles on all sizes minimize possible expansion by
obtained using the micrometer head. heat when hand held
Rods and holder are made of steel tubing, light in weight, yet very • Lock nuts (except 824AA and 824MAA)
rigid. Each rod is accurately graduated with inch divisions, which are • Adjustable contacts on thimble end MicroMeters
set to the size desired by a line on the holder, and firmly held by a
large, knurled clamping nut. The collet has a design that insures an • Adjustable sleeve for head accuracy
extremely tight grip on the rods at any setting.
feAtures 824 Inside Micrometers (.001" Graduation)
• Insulated rod holder to eliminate expansion by heat when hand held Cat. No. EDP Range Movement of Screw
824AA 56665 2-3"
• Attractive nickel-plated finish; satin-chrome finish on micrometer 824A 56666 3-4"
head reading surfaces 824B 56667 4-5"
• Rods are accurately graduated in inches – micrometer head in 824C 56668 5-6"
thousandths of an inch 824D 56669 6-7" 1"
824E
7-8"
56670
• Hardened and ground anvils. All rod anvils are adjustable. 824F 56671 8-9"
• Quick, easy adjustment for micrometer screw 824G 56672 9-10"
824H 56673 10-11"
824J 56674 11-12"
824K 56675 6-8"
121 Long Range Tubular Inside Micrometer Sets (.001" Graduation) 824L 56676 8-10" 2"
Movement of 824N 56677 10-12"
Cat. No. EDP Range Screw Description 824M Inside Micrometers (0.01mm Graduation)
121AZ 50492 32-57" With 1 graduated measuring rod Cat. No. EDP Range Movement of Screw
With 2 graduated measuring rods 824MAA 64192 50-75mm
121BZ 50493 32-82"
1" and 1 extension rod 824MA 64193 75-100mm 25mm
With 3 graduated measuring rods 824MB 64194 100-125mm
121CZ 50494 32-107"
and 2 extension rods 824MC 64195 125-150mm
Each set furnished in attractive, protective case.
824 Fixed Range Inside Micrometer Sets
Cat. No. EDP Total Range Description
S824AZ 56678 2-6" 4 micrometers, 1" range: 2 -3", 3-4", 4-5", 5-6"
10 micrometers, 1" range: 2-3", 3-4", 4-5",
S824BZ 56679 2-12"
5-6", 6-7", 7-8", 8-9", 9-10", 10-11", 11-12"
S824CZ 56680 6-12" 3 micrometers, 2" eange: 6-8", 8-10", 10-12"
7 micrometers, (4) 1" range, (3) 2" range: 2-3",
S824DZ 56681 2-12"
3-4", 4-5", 5-6", 6-8", 8-10", 10-12"
824M Fixed Range Inside Micrometer Sets
Cat. No. EDP Total Range Description
4 micrometers, 25mm Range: 50-75mm, 75-
S824MAZ 64196 50-150mm
100mm, 100-125mm, 125-150mm

824A

824B

121CZ
824C

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