External Micrometers - Mechanical

All have tungsten carbide measuring faces with a choice of standard or vernier type sleeve. Fitted with a 6.8mm spindle diameter, speeder type ratchet and locking lever. Supplied with an adjusting key.
Comply with BS870, DIN863/1, ISO361.

Series 1966 - Inch

Blue textured tapered bow frame. Supplied in a durable plastic pocket case.

Graduation: 0.001".

Interchangeable Rod Type

These are lightweight, well balanced and rigid. Satin-chrome finish with hardened, ground and lapped measuring screw. Each micrometer of less than 300mm (12") is supplied with convenient handle to reach into deep holes. The set also includes spacing collar, a series of precision measuring rods and a dull chrome plated micrometer head. Spacing collars are designed for making up for the limited stroke of the micrometer head. Each rod marked with length. Easily reset - adjustment positive and permanent. Anvil is made from high grade steel, hardened, precision ground, micro-lapped and adjustable. Spanner wrench supplied with each micrometer. Accuracy: Instrument Error: /-(6L/50) mu m; L maximum measuring length

Series 141

Micrometer Head - Spherical Spindle Type

Ratchet performs uniform and consistant force
Clear graduations on satin chrome finish
Range: 25mm, Graduation: 0.01mm, Weight 90g, Accuracy: /- 2 mu m

Series 150

Micrometer Heads

Spindle Diameter: 6.35mm - Tungsten Carbide Tipped. Spindle Housing Diameter: 10mm. Spindle Pitch: 1mm/.025mm. Main Body Diameter: 18mm. Overall length: 109mm. Accuracy (full scale): Metric: /-2 mu m Imperial: /-0.0001"

Series 150

Oxford Precision™ External Micrometers

With enamelled frame and tungsten carbide tipped anvils. High quality fitted metal case with adjusting spanner. Sizes 25-50mm/1-2" and over supplied with setting standard. All supplied in a high quality fitted metal case. Manufactured to BS 870.

Metric

Micrometer Heads

Standard end, spherical end & reverse reading.
Accuracy:
Metric: ±2µm. Graduation: 0.01mm.
Imperial: ±0.0001". Graduation: 0.001".

Series 148

Oxford? Precision Wire Micrometer

Specially designed for measuring wire diameters 0-10mm. The front of the body is flat to help support the wire when measuring. With knurled thimble, ratchet stop and vernier scale barrier, all over satin chrome finish.

Enamelled Frame External Micrometer Sets

Economy type with carbide tipped anvils. Supplied complete with measuring standard.

Accuracy: Flatness: 0.6um for up to 300mm (12").
Parallelism: (2plusL/100)um (fraction rounded down). Instrument Error: plus/minus(1plusL/75)um (fraction rounded up).
Graduation: 0.01mm/.001".
L equals maximum measuring length.

103 Series

Metric
Range: 0-300.
Set contents: 0-25, 25-50, 50-75, 75-100, 100-125, 125-150, 150-175, 175-200, 200-225, 225-250, 250-275, 275-300mm plus 11 Standards.
Weight: 10.1kg.

Internal Micrometers

Each model comprises a measuring head, a set of extension rods and a spacing collar to faciliatate alternative measuring ranges and have detachable extension handles. Supplied in a fitted case. Comply with BS 959.

Series 900

Point Micrometers - Enamelled Frame

With 15 or 30 Pointed Anvils (0.3mm Point Radius), for measuring in areas of restricted access. Quick and easy wear adjustment, positive locking clamp and ratchet stop. Accuracy: Parallelism: 3 mu m. Instrument Error: (2L/75) mu m (fraction rounded up). Graduation: 0.001" (0.01mm) L Maximum measuring length. 1"/25mm 55.3mm, 2"/50mm 80.3mm

112 Series