Our Flute-Tech Diamond Superabrasive Grinding Wheels offer exceptional performance in the production (or re-sharpening) of solid carbide tools, including endmills and drills, at very competitive prices. Flute-Tech Wheels feature ultra-high performance hybrid bond construction for high material removal rates, low grinding forces, excellent heat dissipation and superior surface finishes. Plus, they’re in stock and ready for immediate delivery.

H7 toleranceISOTolerance Chart

Since 1998, we’ve demonstrated high standards of quality, performance and service. From industry-standard products to specialized and custom items, we're ready to serve.

H7 tolerance chart in mmmetric

From annual Six Sigma audits and state-of-the-art production equipment and processes to sophisticated metallurgical quality labs, we’re committed to quality.

Calculate fits and tolerances for shafts and holes here. Based on standard tolerances and limit deviations in accordance with ISO 286. The calculator has been tested, but no guarantee can be given for the accuracy of the results.

We offer same-day shipping with no minimum order and a 5 p.m. ET order cutoff time—with most SKUs in stock and ready to ship.

H7 tolerance chart in mmcalculator

H7 tolerance chart in mmpdf free download

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H7 tolerance ChartPDF

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Our fluting wheels provide high material removal rates, excellent heat dissipation and most importantly—reduced grinding costs.

TechMet Carbides is an independent, privately owned company that began in 1998 with the goal of providing world-class tungsten carbide technology and products.