► Sutton Tools | Reamers

Precision Finish, Trade-Tough Reliability When a drilled hole isn’t enough, Sutton Tools’ HSS-Co Reamers deliver the precision finish that true machinists demand. Built from High-Speed Steel with Cobalt (HSS-Co) & made to DIN 212 & ISO 521 standards, these reamers bring accuracy, balance & long life to both CNC &...

Precision Finish, Trade-Tough Reliability

When a drilled hole isn’t enough, Sutton Tools’ HSS-Co Reamers deliver the precision finish that true machinists demand. Built from High-Speed Steel with Cobalt (HSS-Co) & made to DIN 212 & ISO 521 standards, these reamers bring accuracy, balance & long life to both CNC & manual setups.

Each reamer features a ground cutting edge for smooth engagement & chatter-free operation, giving perfect hole geometry with tight tolerance. The cobalt alloy increases red hardness, allowing faster feeds & clean finishes even in stainless & alloy steels. Professionals who value repeat accuracy pair these with Tool Holders & Collets for stable alignment, while Cutting Fluids & Coolants control heat buildup & extend edge life. For pre-reaming prep, Drill Accessories ensure true pilot holes, checked precisely using Measuring & Inspection Tools. Industrial Shed stocks the full Sutton reamer range ready for Same-Day Dispatch across Australia.

What’s in This Collection:

► Reamer R102 11.5 mm Chucking DIN212 HSS-Co
‣ Precision reamer for fine-tolerance hole finishing in alloy & structural steels.

► Reamer R102 5/8" Chucking ISO521 HSS-Co
‣ Imperial-size reamer for workshop & production use on mild steel & aluminium.

► Reamer R102 1/2" Chucking ISO521 HSS-Co
‣ Standard chucking reamer ideal for repair work & fabrication setups.

► Reamer R102 5/16" Chucking ISO521 HSS-Co
‣ Compact high-speed reamer for tight bores & smaller components.

► Reamer R102 15/64" Chucking ISO521 HSS-Co
‣ Small-diameter reamer offering high accuracy for precision machining.

► Reamer R102 3/16" Chucking ISO521 HSS-Co
‣ Fine reamer for delicate metal parts, electronics & control assemblies.

► Reamer R102 15.5 mm Chucking DIN212 HSS-Co
‣ Metric cobalt reamer providing consistent surface finish in carbon & tool steel.

► Reamer R102 14.0 mm Chucking DIN212 HSS-Co
‣ General-purpose reamer engineered for workshop accuracy & extended edge life.

 

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  • Sutton Tools - 1/8" Reamer R102 Chucking ISO521 HSS-Co | R1020318
    Sutton Tools - 1/8" Reamer R102 Chucking ISO521 HSS-Co | R1020318
    Sutton Tools - 1/8" Reamer R102 Chucking ISO521 HSS-Co | R1020318This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $42.07
    $66.02
    $42.07
  • Sutton Tools - 8.0mm Reamer R102 Chucking DIN212 HSS-Co | R1020800
    Sutton Tools - 8.0mm Reamer R102 Chucking DIN212 HSS-Co | R1020800
    Sutton Tools - 8.0mm Reamer R102 Chucking DIN212 HSS-Co | R1020800This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $50.46
    $79.21
    $50.46
  • Sutton Tools - 6.0mm Reamer R102 Chucking DIN212 HSS-Co | R1020600
    Sutton Tools - 6.0mm Reamer R102 Chucking DIN212 HSS-Co | R1020600
    Sutton Tools - 6.0mm Reamer R102 Chucking DIN212 HSS-Co | R1020600This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $44.09
    $69.22
    $44.09
  • Sutton Tools - 13/16" Reamer R100 Hand ISO236 HSS | R1002064
    Sutton Tools - 13/16" Reamer R100 Hand ISO236 HSS | R1002064
    Sutton Tools - 13/16" Reamer R100 Hand ISO236 HSS | R1002064This Sutton reamer finishes holes to precise size with a smooth bore, ground from HSS or carbide for accurate, quality hole work in metal.► Key Features Precision flutes for accurate hole finishing HSS or...
    $192.98
    $302.93
    $192.98
  • Sutton Tools - 5/8" Reamer R102 Chucking ISO521 HSS-Co | R1021588
    Sutton Tools - 5/8" Reamer R102 Chucking ISO521 HSS-Co | R1021588
    Sutton Tools - 5/8" Reamer R102 Chucking ISO521 HSS-Co | R1021588This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $117.72
    $184.78
    $117.72
  • Sutton Tools - 9/16" Reamer R102 Chucking ISO521 HSS-Co | R1021429
    Sutton Tools - 9/16" Reamer R102 Chucking ISO521 HSS-Co | R1021429
    Sutton Tools - 9/16" Reamer R102 Chucking ISO521 HSS-Co | R1021429This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $111.36
    $174.80
    $111.36
  • Sutton Tools - 1/2" Reamer R102 Chucking ISO521 HSS-Co | R1021270
    Sutton Tools - 1/2" Reamer R102 Chucking ISO521 HSS-Co | R1021270
    Sutton Tools - 1/2" Reamer R102 Chucking ISO521 HSS-Co | R1021270This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $90.36
    $141.84
    $90.36
  • Sutton Tools - 7/16" Reamer R102 Chucking ISO521 HSS-Co | R1021111
    Sutton Tools - 7/16" Reamer R102 Chucking ISO521 HSS-Co | R1021111
    Sutton Tools - 7/16" Reamer R102 Chucking ISO521 HSS-Co | R1021111This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $77.76
    $122.05
    $77.76
  • Sutton Tools - 3/8" Reamer R102 Chucking ISO521 HSS-Co | R1020953
    Sutton Tools - 3/8" Reamer R102 Chucking ISO521 HSS-Co | R1020953
    Sutton Tools - 3/8" Reamer R102 Chucking ISO521 HSS-Co | R1020953This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $71.48
    $112.21
    $71.48
  • Sutton Tools - 5/16" Reamer R102 Chucking ISO521 HSS-Co | R1020794
    Sutton Tools - 5/16" Reamer R102 Chucking ISO521 HSS-Co | R1020794
    Sutton Tools - 5/16" Reamer R102 Chucking ISO521 HSS-Co | R1020794This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $50.46
    $79.21
    $50.46
  • Sutton Tools - 1/4" Reamer R102 Chucking ISO521 HSS-Co | R1020635
    Sutton Tools - 1/4" Reamer R102 Chucking ISO521 HSS-Co | R1020635
    Sutton Tools - 1/4" Reamer R102 Chucking ISO521 HSS-Co | R1020635This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $44.09
    $69.22
    $44.09
  • Sutton Tools - 15/64" Reamer R102 Chucking ISO521 HSS-Co | R1020595
    Sutton Tools - 15/64" Reamer R102 Chucking ISO521 HSS-Co | R1020595
    Sutton Tools - 15/64" Reamer R102 Chucking ISO521 HSS-Co | R1020595This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $44.09
    $69.22
    $44.09
  • Sutton Tools - 13/64" Reamer R102 Chucking ISO521 HSS-Co | R1020516
    Sutton Tools - 13/64" Reamer R102 Chucking ISO521 HSS-Co | R1020516
    Sutton Tools - 13/64" Reamer R102 Chucking ISO521 HSS-Co | R1020516This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $44.09
    $69.22
    $44.09
  • Sutton Tools - 3/16" Reamer R102 Chucking ISO521 HSS-Co | R1020476
    Sutton Tools - 3/16" Reamer R102 Chucking ISO521 HSS-Co | R1020476
    Sutton Tools - 3/16" Reamer R102 Chucking ISO521 HSS-Co | R1020476This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $42.07
    $66.02
    $42.07
  • Sutton Tools - 5/32" Reamer R102 Chucking ISO521 HSS-Co | R1020397
    Sutton Tools - 5/32" Reamer R102 Chucking ISO521 HSS-Co | R1020397
    Sutton Tools - 5/32" Reamer R102 Chucking ISO521 HSS-Co | R1020397This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $42.07
    $66.02
    $42.07
  • Sutton Tools - 9/64" Reamer R102 Chucking ISO521 HSS-Co | R1020357
    Sutton Tools - 9/64" Reamer R102 Chucking ISO521 HSS-Co | R1020357
    Sutton Tools - 9/64" Reamer R102 Chucking ISO521 HSS-Co | R1020357This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $42.07
    $66.02
    $42.07
  • Sutton Tools - 16.0mm Reamer R102 Chucking DIN212 HSS-Co | R1021600
    Sutton Tools - 16.0mm Reamer R102 Chucking DIN212 HSS-Co | R1021600
    Sutton Tools - 16.0mm Reamer R102 Chucking DIN212 HSS-Co | R1021600This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $119.81
    $188.08
    $119.81
  • Sutton Tools - 15.5mm Reamer R102 Chucking DIN212 HSS-Co | R1021550
    Sutton Tools - 15.5mm Reamer R102 Chucking DIN212 HSS-Co | R1021550
    Sutton Tools - 15.5mm Reamer R102 Chucking DIN212 HSS-Co | R1021550This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $117.72
    $184.78
    $117.72
  • Sutton Tools - 15.0mm Reamer R102 Chucking DIN212 HSS-Co | R1021500
    Sutton Tools - 15.0mm Reamer R102 Chucking DIN212 HSS-Co | R1021500
    Sutton Tools - 15.0mm Reamer R102 Chucking DIN212 HSS-Co | R1021500This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $111.36
    $174.80
    $111.36
  • Sutton Tools - 14.5mm Reamer R102 Chucking DIN212 HSS-Co | R1021450
    Sutton Tools - 14.5mm Reamer R102 Chucking DIN212 HSS-Co | R1021450
    Sutton Tools - 14.5mm Reamer R102 Chucking DIN212 HSS-Co | R1021450This Sutton cobalt drill bit is made from cobalt-alloyed HSS for superior heat and wear resistance — built to drill hard, abrasive materials like stainless steel where standard HSS would dull. It holds its...
    $111.36
    $174.80
    $111.36

Precision Hole Finishing Built for Trade Conditions

Sutton’s reamers are made for metalworkers who expect perfection every time. The HSS-Co composition gives durability under high friction, while the precision-ground flutes eliminate chatter & leave a mirror-smooth surface. Fabricators often finish components using Cutting & Grinding Tools or organize tooling in Tool Storage & Workbenches to keep reamers protected from edge damage.

For tight-tolerance inspection, trades depend on Measuring & Inspection Tools, while Industrial Shed’s Tool & Equipment Care Services cover sharpening & calibration to extend tool life. When parts are ready for assembly, Fasteners & Fixings complete the build with exact alignment to the reamed bore.

Sutton’s reamers deliver professional-grade accuracy in every cut — perfect finish, consistent diameter & true roundness across all materials.

► Same-day dispatch on stocked Sutton Tools products
► Bulk trade supply & competitive account pricing
► Expert local advice from our Mornington Peninsula team
► Australia-wide delivery backed by reliable freight partners

Frequently Asked Questions

Drills create holes; reamers perfect them. Sutton’s reamers refine size, finish & roundness to tight tolerances.

Cobalt boosts heat resistance, allowing higher cutting speeds & a smoother finish in tougher metals.

Yes — they’re ground to DIN & ISO standards for precise concentricity & balanced cutting under automated or manual feed.

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