Mechanical Digital Micrometers

With drop forged steel frame, micro-lapped Tungsten Carbide tipped measuring faces and constant force ratchet. Accuracy: 0-75mm /- 2 mu m, 75-150mm /- 3 mu m. Flatness: 0.6 mu m for up to 300mm. Parallelism: (2L/100) mu m (fraction rounded down). Counter to 0.01mm (.001"). Vernier scale graduated to 0.001mm (.0001").
L maximum measuring length

Series 193

Imperial

Enamel Finish Interchangeable Anvil Micrometers

With one-piece carbide tip spindle and interchangeable hardened anvils with ground threads. Micro-lapped anvil and spindle faces, perforated frame with enamel finish. Supplied with standards, ratchet stop, positive locking clamp and supplied in a wooden or plastic (depending on size) storage case. Accuracy: Flatness: 0.6mm up to 300mm, 1.0mm up to 300 - 1000mm. Parallelism: (2L/100)mm (fraction rounded down.) Instrument Error: /-(4L/75)mm (fraction rounded up.) L maximum measuring length.

Series 104

Enamel Finish Interchangeable Anvil Micrometers

With one-piece carbide tip spindle and interchangeable hardened anvils with ground threads. Micro-lapped anvil and spindle faces, perforated frame with enamel finish. Supplied with standards, ratchet stop, positive locking clamp and supplied in a wooden or plastic (depending on size) storage case. Accuracy: Flatness: 0.6mm up to 300mm, 1.0mm up to 300 - 1000mm. Parallelism: (2L/100)mm (fraction rounded down.) Instrument Error: /-(4L/75)mm (fraction rounded up.) L maximum measuring length.

Series 104

Enamelled Frame External Micrometers

Economy type with carbide tipped anvils. Accuracy: Flatness: 0.6mm for up to 300mm (12"), 1.0mm for up to 300-500mm (12-20"). Parallelism: 2L/100)mm (fraction rounded down). L maximum measuring length

103 Series

Ratchet Thimble

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

External Micrometers with Heat Shield

Tapered (on anvil side) for hard to reach places. Supplied without measuring standards. Tungsten Carbide tipped anvils. Accuracy:
Flatness: 0.6 mu m for 0.01mm (0.001") graduation,
0.3 mu m for 0.001mm (0.0001") graduation.
Parallelism: 1 mu m for 0-25mm (0-1") Models, 2 mu m for 25-50mm (1-2") Models.
Instrument Error: /-2 mu m.

Enamel Finish Interchangeable Anvil Micrometers

With one-piece carbide tip spindle and interchangeable hardened anvils with ground threads. Micro-lapped anvil and spindle faces, perforated frame with enamel finish. Supplied with standards, ratchet stop, positive locking clamp and supplied in a wooden or plastic (depending on size) storage case. Accuracy: Flatness: 0.6mm up to 300mm, 1.0mm up to 300 - 1000mm. Parallelism: (2L/100)mm (fraction rounded down.) Instrument Error: /-(4L/75)mm (fraction rounded up.) L maximum measuring length.

Series 104

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

Inch
Range: 0-6".
Set contents: 0-1, 1-2, 2-3, 3-4, 5-6" plus 5 Standards.
Weight: 2.4kg.

Screw Thread Micrometer

Interchangeable V-anvils allow various pitches to be measured with a single micrometer. With ratchet stop. Accuracy: 0-75mm /-4 mu m, 75-100mm /-5 mu m. Anvils supplied separately.

126 Series

External Micrometers with Heat Shield

Tapered (on anvil side) for hard to reach places. Supplied without measuring standards. Tungsten Carbide tipped anvils. Accuracy: Flatness: 0.6 mu m for 0.01mm (0.001") graduation, 0.3 mu m for 0.001mm (0.0001") graduation. Parallelism: 1 mu m for 0-25mm (0-1") Models, 2 mu m for 25-50mm (1-2") Models. Instrument Error: /-2 mu m.

102 Series