Categories

We offer more than 30,000 dimensions in our standard sizes.

If you don’t find your size listed, we are capable of producing specials upon request – so don’t hesitate to ask.

Imperial

Precision Ground Flat Stock, regular [GFS reg.]
For example: 3/4" x 4" x 36" reg.

  • T ground, tol. +/-0.001"
  • W ground or fine milled, tol. +0.005" / -0.000"
  • L milled or saw cut, tol. +0.125" / +0.500"

Precision Ground Flat Stock, oversize [GFS os.]
For example: 3/4" x 4" x 36" os.

  • T ground, tol. +0.010" / +0.015"
  • W ground or fine milled, tol. +0.010" / +0.015"
  • L milled or saw cut, tol. +0.125" / +0.500"

$mart Flat Stock [$mart] - Standardized Precision Blanks
For example: 3/4" x 4" x 24"

  • T ground or fine milled, tol. +0.015" / +0.035"
  • W saw cut, tol. +0.125" / +0.250"
  • L saw cut, tol. +0.500" / -0.000"

EDM Block hardened [EDM]
For example: 1/2" x 4" x 4"

  • T ground or fine milled, tol. +0.010" / -0.000"
  • Square dimension ground or fine milled, tol. min. +0.125"
  • Grain structure is perpendicular in relation to top & bottom.

Drill Rod [DR] - Precision Round Bars
For example: DR 3/4" x 36"

  • Turned, ground & polished (TGP)
  • Tol. Dia. < 1/8": +/-0.0003", L +0.125" / -0.000"
  • Tol. Dia. 1/8" to < 1-1/2": +/-0.0005", L +0.125" / -0.000"
  • Tol. Dia. 1-1/2" to 2": +/-0.00075", L +0.125" / -0.000"

Cold Finished Rounds [CF] - Precision Round Bars
For example: CF 3/4" x 36"

  • Drawn, smooth turned, ground, or ground and polished
  • Tol. Dia. < 1/2": +/-0.0015", L +tol. / -0.400"
  • Tol. Dia. 1/2" to < 1-1/2": +/-0.0025", L +tol. / -0.400"
  • Tol. Dia. 1-1/2" to 4": +/-0.004", L +tol. / -0.400"
  • These are maximum tolerances. For more exact tolerances see individual material or call our sales team.

Decarb Free Rounds [DCF] - Oversize Round Bars
For example: DCF 3/4" x 36"

  • Peeled or rough-turned
  • Tol. Dia. min. +0.010", L +tol. / -0.400"
  • These steel rounds are oversized to finish to nominal diameter.
  • Exception: 4XX Series Stainless steel, Tol. Dia. +tol. / -0.000", L +tol. / -0.400"

Metric

Precision Ground Flat Stock Metric, regular [GFSM reg.] - acc. to DIN* 59350
For example: 20.0 x 100.0 x 1,000 mm

  • T ground or fine milled, tol. +0.05 / -0 mm
  • W ground or fine milled, tol. +0.2 / -0 mm
  • L milled or saw cut, tol. +35 / -0 mm
  • Exception: AISI 1045: T +0.25 / -0 mm; W +0.4 / -0 mm

Precision Ground Flat Stock Metric, oversize [GFSM os.]
For example: 20.3 x 100.3 x 1,000 mm

  • T ground or fine milled, tol. +0.4 / -0 mm
  • W ground or fine milled, tol. +0.4 / -0 mm
  • L milled or saw cut, tol. +35 / -0 mm

$mart Flat Stock Metric [$martM] - Standardized Precision Blanks Metric
For example: 20.3 x 103 x 600 mm

  • T ground or fine milled, tol. +0.4 / -0 mm
  • W saw cut, tol. +3 / -0 mm
  • L saw cut, tol. +15 / -0 mm

Hard Flat Metric [HardM] - Hardened Standardized Blanks Metric
For example: 10.2 x 250 x 500 mm

  • T ground or fine milled, tol. +0.2 / -0 mm
  • W saw cut or sheared, tol. +10 / -0 mm
  • L saw cut or sheared, tol. +10 / -0 mm
  • Flatness Tolerance: +0.2 / -0 mm across the item (aim for)

Drill Rod Metric [DRM] - Precision Round Bars Metric
For example: DRM 10.0 mm x 914 mm (36")

  • Turned, ground & polished (TGP) - ISO h9
  • Tol. Dia. ≤ 10.0 mm: +0 / -0.036 mm, L +tol.
  • Tol. Dia. > 10.0 mm to 18.0 mm: +0 / -0.043 mm, L +tol.
  • Tol. Dia. > 18.0 mm to 25.0 mm: +0 / -0.052 mm, L +tol.
These are maximum tolerances. For more exact tolerances see individual material or call our sales team.

Cold Finished Rounds Metric [CFM] - Precision Round Bars Metric
For example: CFM 10.0 mm x 914 mm (36")

  • Drawn, smooth turned, ground, or ground and polished (ISO h9)
  • Tol. Dia. ≤ 10.0 mm: +0 / -0.036 mm, L +tol.
  • Tol. Dia. > 10.0 mm to 18.0 mm: +0 / -0.043 mm, L +tol.
  • Tol. Dia. > 18.0 mm to 25.0 mm: +0 / -0.052 mm, L +tol.
These are maximum tolerances. For more exact tolerances see individual material or call our sales team.

*DIN: Deutsche Industrie Norm (German Industry Standard)

Imperial

Precision Ground Flat Stock Regular [GFS]
For example: 3/4" x 4" x 36"

  • T ground, tol. + / -.001"
  • W ground or fine milled, tol. +.005" / -.000"
  • L milled or saw cut, tol. +.125" / +.500"

Precision Ground Flat Stock Oversize [GFS / O]
For example: 3/4" x 4" x 36"

  • T ground, tol. +.010" / +.015"
  • W ground or fine milled, tol. +.010" / +.015"
  • L milled or saw cut, tol. +.125" / +.500"

$mart Flat Stock [$mart] - Standardized Precision Blanks
For example: 3/4" x 4" x 24"

  • T ground or fine milled, tol. +.015" / +.030"
  • W saw cut, tol. +.125" / +.250"
  • L saw cut, tol. +.500" / -.000"

Hard Flat [Hard] - Hardened Standardized Blanks
For example: 10.2 x 250 x 500 mm

  • T ground, tol. +.200 / -.000 mm
  • W saw cut or sheared, tol. +10 / -.000 mm
  • L saw cut or sheared, tol. +10 / -.000 mm
  • Flatness Tolerance: +.200 / -.000 mm across the item (aim for)

EDM Block [EDM] - annealed or hardened
For example: 40.0 x 200.3 x 200.3 mm

  • T ground or fine milled, tol. +.250 / -.000 mm
  • Square dimension ground or fine milled, tol. +2 / -.000 mm
  • Grain structure runs vertically top to bottom

Drill Rod - Precision Round Bars [DR]

  • ground / polished, tol. Ø:
  • dia. 2.000" to 1.500": +/- .00075", L + 1/8" / -.000
  • dia. 1.490" to .125": +/- .0005", L + 1/8" / -.000
  • dia. .124" and smaller dia.: +/- .0003", L + 1/8" / -.000

  • drawn / fine turned / ground
  • fine turned

Decarb Free Rounds [DCF]

  • peeled or rough-turned, tol.: Ø +tol. / -.000 mm, L +tol. / -.000 mm
  • Exception PREMIUM 1.3343 - AISI/SAE M2: L 1,000 mm: tol. L +10 / -10 mm
  • Particularity: PREMIUM 1.2826 - BS 1.2826, PREMIUM 1.2360 - AISI/SAE ~Chipper, PREMIUM 1.2067 - AISI/SAE L3:
    Ø are metric full values (for example 30.0 mm), therefore there is no basic allowance (for example 30.5 mm)

Hot Rolled Rounds [HRR]

  • hot rolled, tol.: Ø mm (aim for), L +tol. / -.000 mm

Metric

Precision Ground Flat Stock Regular acc. to DIN 59350 [GFS]
For example: 20.0 x 100.0 x 1,000 mm

  • T ground, tol. +0.05 / -0 mm
  • W ground or fine milled, tol. +0.2 / -0mm
  • L milled or saw cut, tol. +35 / -0 mm
  • Exception: PREMIUM 1.1730 - AISI/SAE 1045: W +0.4 / -0mm; T +0.25 / -0 mm

Precision Ground Flat Stock Oversize [GFS / O]
For example: 20.3 x 100.3 x 1,000 mm

  • T ground, tol. +0.4 / -0 mm
  • W ground or fine milled, tol. +0.4 / -0 mm
  • L milled or saw cut, tol. +35 / -0 mm

$mart Flat Stock [$mart] - Standardized Precision Blanks
For example: 20.3 x 103 x 500 mm

  • T ground or fine milled, tol. +0.4 / -0 mm
  • W saw cut, tol. +3 / -0 mm
  • L saw cut, tol. +15 / -0 mm

Hard Flat [Hard] - Hardened Standardized Blanks
For example: For example: 10.2 x 250 x 500 mm

  • T ground, tol. +0.2 / -0 mm
  • W saw cut or sheared, tol. +10 / -0mm
  • L saw cut or sheared, tol. +10 / -0 mm
  • Flatness Tolerance: +0.2 / -0 mm across the item (aim for)

EDM Block [EDM] - annealed or hardened
For example: 40.0 x 200.3 x 200.3 mm

  • T ground or fine milled, tol. +0.25 / -0 mm
  • Square dimension ground or fine milled, tol. +2 / -0 mm
  • Grain structure runs vertically top to bottom

Drill Rod - Precision Round Bars [DR]

  • ground / polished, tol.: Ø ISO h8, L +10 / -10 mm
  • drawn / fine turned / ground, tol.: Ø ISO h9, L +10 / -10 mm
  • fine turned, tol.: Ø ISO h11, L +10 / -10 mm

Decarb Free Rounds [DCF]

  • peeled or rough-turned, tol.: Ø +tol. / -0 mm, L +tol. / -0 mm
  • Exception PREMIUM 1.3343 - AISI/SAE M2: L 1,000 mm: tol. L +10 / -10 mm
  • Particularity: PREMIUM 1.2826 - BS 1.2826, PREMIUM 1.2360 - AISI/SAE ~Chipper, PREMIUM 1.2067 - AISI/SAE L3:
    Ø are metric full values (for example 30.0 mm), therefore there is no basic allowance (for example 30.5 mm)

Hot Rolled Rounds [HRR]

  • hot rolled, tol.: Ø +1 / -1 mm (aim for), L +tol. / -0 mm

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