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

Blade Micrometers - Satin Chrome Finished Frame

For the measurement of narrow grooves in forming tools, shaft diameters, keyways, splines, etc. The spindle is non-rotating, the anvils hardened and precision lapped. Made of forged steel the frame is fitted with heat plates. The sleeve and thimble are satin finished. Blade thickness: 0.030" (0.75mm). Measuring Depth: 0.25" (6.5mm). Parallelism: 0.00012"/3mm up to 2"/50mm. (3L/100)mm, (0.000120.00004L/4)" for models over 2"/50mm. Graduation: 0.0001" (0.01mm). Blade dimensions: a: 0.256" (6.5mm), b: 0.236" (6mm), c: 0.030" (0.75mm). Accuracy: /-3mm for up to 75mm, /-4mm for 75-100mm

122 Series

Accuracy:
3mm for up to 75mm.
4mm for 75 - 100mm.

Disc Micrometers - Enamelled Frame

For measuring a displacement over a given number of gear teeth, closely spaced sections, ribs, keys and fins etc. Measurable gear pitch: 0.5-6 module. Graduation: 0.01mm (.001"). Accuracy: Parallelism: 0-50mm 4 mu m, 50-100mm (4L/50) mu m. Flatness: 1 mu m. Instrument Error: 0-50mm /-4 mu m, 50-100mm /-6 mu m. L maximum measuring length

123 Series

Tubular Extension Sets - Pipe Type

Each set consists of inside micrometer head and a series of extension pipes of different length, which are hardened, ground, micro-lapped and heat insulated. Satin chrome finished head with positive locking clamp and carbide measuring faces. All sets include micrometer head. Accuracy: Micrometer head stroke: 25mm (1"). Graduation: 0.01mm (.001"). Instrument Error: /-(3qty of rod L/50) mu m. L Maximum measuring length

Series 139

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

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

Micrometer Setting Standards

For zero adjustment of outside micrometers. Accuracy: Flatness: within 0.3 mu m. Parallelism: within 2 mu m

167 Series (Micrometer NOT included)

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

Micrometer Setting Standards

For zero adjustment of outside micrometers. Accuracy: Flatness: within 0.3 mu m. Parallelism: within 2 mu m

167 Series (Micrometer NOT included)

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