O1 Knife Steel Tight-Tolerance Precision Ground Flat Stock (Standard)
O1 is the most common grade of steel for precision ground flat stock. O1 is general purpose oil-hardening steel that is a popular choice for knife makers to make knife blades. O1 offers excellent abrasion resistance, ease of machining, wear resistance, and toughness. Buy your O1 Blade Steel online here!
O1 Precision Ground Flat Stock Standard products are precision ground to +/- .001″ thickness and +.005″ / -.000″ width, held square within .003″ / Inch. Our Precision Ground Flat Stock products are precision ground with a Mattison Ground Finish of 32 RMS or better.
If you need a size that is not listed below or if you need custom cut to size pieces talk to one of our tool steel experts today. You can order by phone 1-888-866-5911 or e-mail us for a quote.
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Select options This product has multiple variants. The options may be chosen on the product page3MM (.1181″) O1 Precision Ground Flat Stock Standard
$82.45 – $294.10 -
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4MM (.1575″) O1 Precision Ground Flat Stock Standard
$87.11 – $333.02 -
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5MM (.1969″) O1 Precision Ground Flat Stock Standard
$96.21 – $361.71 -
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6MM (.2363″) O1 Precision Ground Flat Stock Standard
$115.11 – $372.79 -
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8MM (.3150″) O1 Precision Ground Flat Stock Standard
$154.24 – $658.19 -
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1/64″ (.0156″) O1 Precision Ground Flat Stock Standard
$77.25 – $223.74 -
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1/32″ (.0312″) O1 Precision Ground Flat Stock Standard
$14.00 – $217.09 -
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3/64″ (.0468″) O1 Precision Ground Flat Stock Standard
$12.29 – $153.53 -
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1/16″ (.0625″) O1 Precision Ground Flat Stock Standard
$7.02 – $349.89 -
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5/64″ (.0781″) O1 Precision Ground Flat Stock Standard
$9.18 – $124.12 -
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3/32″ (.0937″) O1 Precision Ground Flat Stock Standard
$11.32 – $259.79 -
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7/64″ (.1093″) O1 Precision Ground Flat Stock Standard
$13.47 – $179.00 -
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1/8″ (0.125″) O1 Precision Ground Flat Stock Standard
$8.97 – $314.23 -
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9/64″ (.1406″) O1 Precision Ground Flat Stock Standard
$14.18 – $97.66 -
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5/32″ (.1562″) O1 Precision Ground Flat Stock Standard
$14.05 – $159.22 -
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3/16″ (.1875″) O1 Precision Ground Flat Stock Standard
$11.94 – $291.08 -
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7/32″ (.2187″) O1 Precision Ground Flat Stock Standard
$17.87 – $182.03 -
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1/4″ (.250″) O1 Precision Ground Flat Stock Standard
$16.27 – $454.55 -
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9/32″ (.2812″) O1 Precision Ground Flat Stock Standard
$20.52 – $200.83 -
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5/16″ (.3125″) O1 Precision Ground Flat Stock Standard
$19.65 – $462.34 -
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3/8″ (.375″) O1 Precision Ground Flat Stock Standard
$25.92 – $564.59 -
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7/16″ (.4375″) O1 Precision Ground Flat Stock Standard
$30.88 – $302.97 -
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1/2″ (.500″) O1 Precision Ground Flat Stock Standard
$29.29 – $707.43 -
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9/16″ (.5625″) O1 Precision Ground Flat Stock Standard
$42.22 – $151.60 -
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5/8″ (.625″) O1 Precision Ground Flat Stock Standard
$45.74 – $385.46 -
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3/4″ (.750″) O1 Precision Ground Flat Stock Standard
$57.15 – $958.44 -
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7/8″ (.875″) O1 Precision Ground Flat Stock Standard
$72.11 – $569.74 -
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1″ O1 Precision Ground Flat Stock Standard
$72.35 – $1,182.13 -
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1-1/8″ (1.125″) O1 Precision Ground Flat Stock Standard
$101.46 – $650.22 -
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1-1/4″ (1.25″) O1 Precision Ground Flat Stock Standard
$111.99 – $688.61 -
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1-1/2″ (1.5″) O1 Precision Ground Flat Stock Standard
$144.78 – $1,148.97 -
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2″ O1 Precision Ground Flat Stock Standard
$252.04 – $1,026.34 -
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3″ O1 Precision Ground Flat Stock Standard
$3,569.39 – $6,289.83 -
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4″ O1 Precision Ground Flat Stock Standard
$6,345.69 – $11,181.45