Setting Standards for Screw Thread Micrometers Setting Standards Metric (unified) 60° Used for accurately setting screw thread micrometers at the start or end of the measuring range. Metric Angle 60° No. Length (L) Accuracy 167-261 25 mm ±4 μm 167-262 50 mm ±5 μm 167-263 75 mm ±6 μm 167-264 100 mm ±7 μm 167-265 125 mm ±8 μm 167-266 150 mm ±9 μm 167-267 175 mm ±10 μm 167-268 200 mm ±11 μm 167-269 225 mm ±12 μm 167-270 250 mm ±13 μm 167-271 275 mm ±14 μm Setting Standards Metric Whitworth 55° Used for accurately setting screw thread micrometers at the start or end of the measuring range. Metric Angle 55° No. Length (L) Accuracy 167-272 25 mm ±4 μm 167-273 50 mm ±5 μm 167-274 75 mm ±6 μm 167-275 100 mm ±7 μm 167-276 125 mm ±8 μm 167-277 150 mm ±9 μm 167-278 175 mm ±10 μm 167-279 200 mm ±11 μm 167-280 225 mm ±12 μm 167-281 250 mm ±13 μm 167-282 275 mm ±14 μm Setting Standards for V-Anvil Micrometers Series 167 Used for accurately setting V-anvil micrometers Metric No. Length (L) Accuracy Remarks 167-327 5 mm ±2 μm Plug 167-328 10 mm ±2 μm Plug 167-329 25 mm ±2 μm Plug 167-330 40 mm ±3 μm Ring 167-331 55 mm ±3 μm Ring 167-332 70 mm ±3 μm Ring 167-333 85 mm ±3 μm Ring 167-334 100 mm ±5 μm Ring 167-335 115 mm ±5 μm Ring 167-336 130 mm ±5 μm Ring 167-329 All products to be sold to commercial customers. Product illustrations are without obligation. Product descriptions, in particular any and all technical specifications, are only binding when explicitly agreed upon. 101
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