IS 3208 : 1989 Engineers Drawing Instruments - Half Set of Compasses - Specification

1 Scope

1.1 This standard covers the requirements for half set ofcompasses provided with interchangeable lengthening bar, pencilpoint, pen point or needle point for engineers drawinginstruments.

2 References

IS 2500 : Part 1 :1973 Sampling inspection tables : Part 1Inspectionby attributes and by count of defects

IS 3211 :1965Engineers drawing instruments, pen points

IS 3212 :1965Engineers drawing instruments, lengthening bars

IS 3214 :1965Engineers drawing instruments, pencil points

IS 3215 :1965Engineers drawing instruments, needle points

IS 3216 :1989Engineers drawing instruments, needles

IS 3222 : Part 1 :1989 Instrument screws : Part 1 Fasteners fordrawinginstruments

IS 4827 :1983Electroplated coating of nickel and chromium oncopper alloys