CY CARBIDE MFG. CO., LTD.
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Precision Ground Drill Blanks

Our precision ground drill blanks are crafted to exacting standards, offering superior accuracy for the production of drills and other cutting tools. CYC's drill blanks are designed to meet the rigorous demands of high-precision machining, providing consistent dimensional accuracy and surface finish. These blanks are available in a range of sizes and geometries, ensuring reliability across various applications.


Precision Ground Drill Blanks


Specification of Precision Ground Drill Blanks

Precision Ground Rod, 3×Diameter Drill, 2 Helical Holes, With Point

Type: R2H03D3(30°)

Metric Sizes 6mm to 20mm Diameter

h6 tolerance

Item NoODTol.h6LTol.TKTol.dTol.Pitch
(mm)(mm)(mm )( mm(mm)( mm( mm)(mm)mm
R2H03D3-0600-0670PG60/-0.008670/+1.52.40±0.20.70±0.0532.7
R2H03D3-0800-0805PG80/-000980.50/+1.53.80±0.21.00±0.0543.5
R2H03D3-1000-0905PG100/-000990.50/+1.54.50±0.21.40±00554.4
R2H03D3-1200-1040PG120/-0.0111040/+1.55.85±0.21.40±0.07565.0
R2H03D3-1400-1090PG140/-0.0111090/+1.56.70±0261.75±0.07576.2
R2H03D3-1600-1175PG160/-0.011117.50/+1.57.90±0.41.75±0.07587.1
R2H03D3-1800-1255PG180/-0011125.50/+ 1.59.15±0.42.00±0 7598.0
R2H03D3-2000-1340PG200/-0.0131340/+1.59.90±0.502.00±0.075108.8




Precision Ground Rod, 5×Diameter Drill, 2 Helical Holes, With Point

Type:R2H05D3(30)

Metric Sizes 6mm to 20mm Diameter

h6 tolerance


Item No.ODTol h6LTol.TKTol.dTol.Pitch
(mm)(mm)mm)(mm) (mm)(mm) (mm)(mm)(mm)
R2H05D3-0600-0830PG60/-0.008830/+152.40±0.20.70±0.0532.7
R2H05D3-0800-0925PG80/-0.00992.50/+1.53.80±0.21.00±0.0543.5
R2H05D3-1000-1045PG100/-0.009104.50/+1.54.50±0.21.40±0.0554.4
R2H05D3-1200-1200PG120/-0.0111200/+1.55.85±0.21.40±0.07565.0
R2H05D3-1400-1265PG140/-0.011126.50/+1.56.70±0.261.75±007576.2
R2H05D3-1600-1355PG160/-0.011135.50/+1.57.90±0.41.75±0.07587.1
R2H05D3-1800-1455PG180/-0.01114550/+1.59.15±0.42.00±0.07598.0
R2H05D3-2000-1560PG200/-0.0131560/+1.59.90±0.502.00±0.075108.8


Precision Ground Rod, 8×Diameter Drill, 2 Helical Holes, With Point

Type:R2H08D3(30°)

Metric Sizes 6mm to 20mm Diameter

h6 tolerance


Item No.ODTol.h6LTol.TKTol.dTol.Pitch
(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm (mm)
R2H08D3-0600-0980PG60/-0.008980/+1.52.40±0.20.70±0.0532.7
R2H08D3-0800-1075PG80/-0.009107.50/+1.53.80±0.21.00±0.0543.5
R2H08D3-0800-1175PG80/-0.009117.50/+1.53.80±0.21.00±0.0543.5
R2H08D3-1000-1355PG100/-0.009135.50/+1.54.50±0.21.40±0.0554.4
R2H08D3-1200-1570PG120/-0.0111570/+1.55.85±0.21.40±0.07565.0
R2H08D3-1400-1845PG140/-0.011184.50/+1.56.70±0261.75t0.07576.2
R2H08D3-1600-2065PG160/-0.011206.50/+1.57.90±0.41.75±0.07587.1
R2H08D3-1800-2255PG180/-0.011225.50/+1.59.15±0.42.00±0.07598.0
R2H08D3-2000-2470PG200/-0.0132470/+1.59.90±0.502.00±0.075108.8


Precision Ground Rod, 12×Diameter Drill, 2 Helical Holes, With Point

Type:R2H12D3(30)

Metric Sizes 6mm to 20mm Diameter

h6 tolerance


Item No.ODTol heLTol.TKTol.dTol.Pitch
(mm)(mm)(mm)(mm)(mm)(mm) (mm)(mm)(mm)
R2H12D3-0600-1225PG60/-0.00812260/+1.52.40±0.20.70±0.0532.7
R2H12D3-0800-1500PG80/-0.0091500/+1.53.80±0.21.00±0.0543.5
R2H12D3-1000-1830PG100/-0.0091830/+1.54.50±0.21.40±0.0554.4
R2H12D3-1200-2080PG120/-0.0112080/+1.55.85±0.21.40±0.07565.0
R2H12D3-1400-2330PG140/-0.0112330/+1.56.70±0.261.75±0.07576.2
R2H12D3-1600-2630PG160/-0.0112630/+1.57.90±0.41.75±0.07587.1
R2H12D3-1800-2880PG180/-00112880/+19.15±0.42.00±0.07598.0
R2H12D3-2000-3135PG200/-0.013313.50/+1.59.90±0.502.00±0.075108.8


Precision Ground Rod, 16×Diameter Drill, 2 Helical Holes, With Point

Type:R2H16D3(30°)

Metric Sizes 6mm to 16mm Diameter

h6 tolerance


Item No.ODTol.h6LTol.TKTol.dTol.Pitch
(mm)(mm)(mm)(mm)(mm( mm(mm)(mm(mm)
R2H16D3-0600-1400PG60/-0.0081400/+152.40±0.20.70±0.0532.7
R2H16D3-0800-1750PG80/-0.0091750/+1.53.80±0.21.00±0.0543.5
R2H16D3-1000-2060PG100/-0.0092060/+1.54.50±0.21.40±0.0554.4
R2H16D3-1200-2470PG120/-0.0112470/+1.55.85±0.21.40±0.07565.0
R2H16D3-1400-3010PG140/-0.0113010/+1.56.70±0.261.75±0.07578.2
R2H16D3-1600-3400PG160/-00113400/+1.57.90±0.41.75t0.07587.1


Precision Ground Rod, 20×Diameter Drill, 2 Helical Holes, With Point,

Type:R2H20D3(30)

Metric Sizes 6mm to 16mm Diameter

h6 tolerance


Item No.ODTol.h6LTol.TKTol.dTol.Pitch
(mm)( mmmm)(mm)(mm)(mm)(mm)(mm)(mm)
R2H20D3-0600-1580PG60/-0.0081580/+1.52.40±0.20.70±0.0532.7
R2H20D3-0800-2000PG80/-0.0092000/+1.53.80±0.21.00±0.0543.5
R2H20D3-1000-2400PG100/-0.0092400/+1.54.50±0.21.40±0.0554.4
R2H20D3-1200-2890PG120/-0.0112890/+1.55.85±0.21.40±0.07565.0
R2H20D3-1400-3570PG140/-0.0113570/+1.56.70±0.261.75±0.07578.2
R2H20D3-1600-4040PG160/-0.0114040/+1.57.90±0.41.75±0.07587.1


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