Starrett - Precision End Measuring Rods

End Measuring Rods with spherical ends

No. 234 Series - Range: 1-24"

No. 234M Series - Range: 25-600 mm

These rods or "standards" are for checking and setting micrometers of 2" capacity and larger, and are also used on machine tools for comparing gages, checking precision measuring tools, for measuring parallel surfaces, and many other types of work.

They are made of special tool steel in rod form with ends hardened and accurately lapped to a spherical radius.

Available plain, or with insulated handles to minimize expansion by heat when held in the hand. 1-6" (25-150 mm) sizes are 1/4" (6.3 mm) diameter; 7-11" (175-275 mm) sizes, 3/8" (9.5 mm) diameter; 12-24" (300-600 mm) sizes are 7/16" (11 mm) diameter.

NOTE: These standards are the ones used for all micrometers that are furnished with standards. Larger sizes are available on special order.


End Measuring Rods with spherical ends
No. 234 Series - Range: 1-24"
No. 234M Series - Range: 25-600 mm

No. 234A Series - End Measuring Rods and SETS with Rubber Handle
Catalog No. EDP No. Description
List Price
234A-1 50969 1” w/Rubber Handle
17.50
234A-2 50971 2” w/Rubber Handle
21.00
234A-3 50973 3” w/Rubber Handle
23.00
234A-4 50975 4” w/Rubber Handle
25.50
234A-5 50977 5” w/Rubber Handle
29.50
234A-6 50979 6” w/Rubber Handle
33.00
234A-7 50981 7” w/Rubber Handle
36.50
234A-8 50983 8” w/Rubber Handle
40.00
234A-9 50985 9” w/Rubber Handle
42.50
234A-10 50987 10” w/Rubber Handle
48.00
234A-11 50989 11” w/Rubber Handle
49.50
234A-12 50991 12” w/Rubber Handle
51.00
234A-13 50993 13” w/Rubber Handle
54.00
234A-14 50995 14” w/Rubber Handle
55.00
234A-15 50997 15” w/Rubber Handle
58.00
234A-16 50999 16” w/Rubber Handle
60.00
234A-17 51001 17” w/Rubber Handle
66.00
234A-18 51003 18” w/Rubber Handle
70.00
234A-19 51005 19” w/Rubber Handle
73.00
234A-20 51007 20” w/Rubber Handle
77.00
234A-21 51009 21” w/Rubber Handle
79.00
234A-22 51011 22” w/Rubber Handle
80.00
234A-23 51013 23” w/Rubber Handle
85.00
234A-24 51015 24” w/Rubber Handle
89.00
234A-25 67782 25” w/Rubber Handle
107.00
234A-27 67783 27” w/Rubber Handle
112.00
234A-29 67784 29” w/Rubber Handle
119.00
234A-31 67785 31” w/Rubber Handle
127.00
234A-33 67786 33” w/Rubber Handle
133.00
234A-35 67787 35” w/Rubber Handle
139.00
234A-37 67788 37” w/Rubber Handle
153.00
234A-39 67789 39” w/Rubber Handle
160.00
234A-41 67790 41” w/Rubber Handle
165.00
234A-43 67791 43” w/Rubber Handle
174.00
234A-45 67792 45” w/Rubber Handle
180.00
234A-47 67793 47” w/Rubber Handle
184.00
234A-49 67794 49” w/Rubber Handle
194.00
234A-51 67795 51” w/Rubber Handle
200.00
234A-53 67796 53” w/Rubber Handle
207.00
234A-55 67797 55” w/Rubber Handle
213.00
234A-57 67798 57” w/Rubber Handle
222.00
234A-59 67799 59” w/Rubber Handle
229.00

InchNo. 234B Series - Standard End Measuring Rod without Rubber Handle
Catalog No. EDP No. Description
List Price
234B-1 51017 1” w/o Rubber Handle
14.00
234B-2 51019 2” w/o Rubber Handle
16.50
234B-3 51021 3” w/o Rubber Handle
20.00
234B-4 51023 4” w/o Rubber Handle
22.00
234B-5 51025 5” w/o Rubber Handle
26.50
234B-7 51029 7” w/o Rubber Handle
31.00
234B-8 51031 8” w/o Rubber Handle
33.00
234B-9 51033 9” w/o Rubber Handle
35.50
234B-10 51035 10” w/o Rubber Handle
40.00
234B-11 51037 11” w/o Rubber Handle
41.50
234B-12 51039 12” w/o Rubber Handle
46.00
S234E W/SLC 66878 SET, 5 Standard End Measuring Rods without Rubber Handle, w/Standard Letter of Certification
138
S234G W/SLC 66877 SET, 11 Standard End Measuring Rods without Rubber Handle, w/Standard Letter of Certification
348.00
S234F W/SLC 66879 SET, 6 Standard End Measuring Rods without Rubber Handle, w/Standard Letter of Certification
250.00

MetricNo. 234MA Series - Standard End Measuring Rod with Rubber Handle
Catalog No. EDP No. Description
List Price
234MA-25 50970 25mm w/Rubber Handle
17.50
234MA-50 50972 50mm w/Rubber Handle
21.00
234MA-75 50974 75mm w/Rubber Handle
23.00
234MA-100 50976 100mm w/Rubber Handle
25.50
234MA-125 50978 125mm w/Rubber Handle
29.50
234MA-150 50980 150mm w/Rubber Handle
33.00
234MA-175 50982 175mm w/Rubber Handle
36.50
234MA-200 50984 200mm w/Rubber Handle
40.00
234MA-225 50986 225mm w/Rubber Handle
42.50
234MA-250 50988 250mm w/Rubber Handle
48.00
234MA-275 50990 275mm w/Rubber Handle
49.50
234MA-300 50992 300mm w/Rubber Handle
51.00
234MA-325 50994 325mm w/Rubber Handle
54.00
234MA-350 50996 350mm w/Rubber Handle
55.00
234MA-375 50998 375mm w/Rubber Handle
58.00
234MA-400 51000 400mm w/Rubber Handle
60.00
234MA-425 51002 425mm w/Rubber Handle
66.00
234MA-450 51004 450mm w/Rubber Handle
70.00
234MA-475 51006 475mm w/Rubber Handle
73.00
234MA-500 51008 500mm w/Rubber Handle
77.00
234MA-525 51010 525mm w/Rubber Handle
79.00
234MA-550 51012 550mm w/Rubber Handle
80.00
234MA-575 51014 575mm w/Rubber Handle
85.00
234MA-600 51016 600mm w/Rubber Handle
89.00
234MA-625 67800 625mm w/Rubber Handle
107.00
234MA-675 67801 675mm w/Rubber Handle
112.00
234MA-725 67802 725mm w/Rubber Handle
119.00
234MA-775 67803 775mm w/Rubber Handle
127.00
234MA-825 67804 825mm w/Rubber Handle
133.00
234MA-875 67805 875mm w/Rubber Handle
139.00
234MA-925 67806 925mm w/Rubber Handle
153.00
234MA-975 67807 975mm w/Rubber Handle
160.00
234MA-1025 67808 1025mm w/Rubber Handle
165.00
234MA-1075 67809 1075mm w/Rubber Handle
174.00
234MA-1125 67810 1125mm w/Rubber Handle
180.00
234MA-1175 67811 1175mm w/Rubber Handle
184.00
234MA-1225 67812 1225mm w/Rubber Handle
194.00
234MA-1275 67813 1275mm w/Rubber Handle
200.00
234MA-1325 67814 1325mm w/Rubber Handle
207.00
234MA-1375 67815 1375mm w/Rubber Handle
213.00
234MA-1425 67816 1425mm w/Rubber Handle
222.00
234MA-1475 67817 1475mm w/Rubber Handle
229.00

MetricNo. 234MB - Standard End Measuring Rod without Rubber Handle
Catalog No. EDP No. Description List Price
234MB-25 51018 25mm w/o Rubber Handle
14.00
234MB-50 51020 50mm w/o Rubber Handle
16.50
234MB-75 51022 75mm w/o Rubber Handle
20.00
234MB-100 51024 100mm w/o Rubber Handle
22.00
234MB-125 51026 125mm w/o Rubber Handle
26.50
234MB-150 51028 150mm w/o Rubber Handle
28.00
234MB-175 51030 175mm w/o Rubber Handle
31.00
234MB-200 51032 200mm w/o Rubber Handle
33.00
234MB-225 51034 225mm w/o Rubber Handle
35.50
234MB-250 51036 250mm w/o Rubber Handle
40.00
234MB-275 51038 275mm w/o Rubber Handle
41.50
234MB-300 51040 300mm w/o Rubber Handle
46.00

J.W. Donchin Co.
Ph: 773-261-2182 • Fax: 773-261-2867 • Email: sales@jwdonchin.com