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OFFICE HOURS ARE MONDAY TO FRIDAY 9AM TILL 5PM WE WILL RESPOND TO ALL ENQUIRIES DURING THESE TIMES:
OFFICE HOURS ARE MONDAY TO FRIDAY 9AM TILL 5PM WE WILL RESPOND TO ALL ENQUIRIES DURING THESE TIMES:
A set of seven metal rotary burr bits in graduated sizes, displayed in a black plastic holder with size labels, and an open gray plastic storage case behind them, on a white background.
A set of seven rotary burr bits in varying sizes, displayed inside an open gray plastic carrying case with a black handle and foam insert.
Six metal HSS burr bits of varying sizes arranged vertically on a plain white background. The bits have a polished silver body with a gold-colored cutting tip, and the text 'Right Lines' and 'HSS' is printed on each bit.
A single metal rotary burr tool with a blue-anodized shank and a silver conical cutting head, featuring 'Right Line HSS 20.5x90° text engraved on the shank, shown against a plain white background.
A single metal cylindrical tool bit with a pointed conical end, shown horizontally on a plain white background. The shaft is silver metallic and printed with the text 'Right Lines - HSS 10.4x90°
A single metal line cutter tool with a brass-colored pointed cutting head and a silver cylindrical body, featuring the printed text 'Right Lines HSS 12.4x90°
A single metal rotary burr bit with a gold-colored cutting head and a silver cylindrical shank, featuring the text 'Right Lines HSS 16.5x90° printed on the shank, set against a plain white background.
the tip of a right lines countersink centered on a solid white background with a soft reflection below.
A rectangular blue sign with a yellow border, featuring a yellow geometric logo and the words 'RIGHT LINES' in white text.
A set of seven metal rotary burr bits in graduated sizes, displayed in a black plastic holder with size labels, and an open gray plastic storage case behind them, on a white background.
A set of seven rotary burr bits in varying sizes, displayed inside an open gray plastic carrying case with a black handle and foam insert.
Six metal HSS burr bits of varying sizes arranged vertically on a plain white background. The bits have a polished silver body with a gold-colored cutting tip, and the text 'Right Lines' and 'HSS' is printed on each bit.
A single metal rotary burr tool with a blue-anodized shank and a silver conical cutting head, featuring 'Right Line HSS 20.5x90° text engraved on the shank, shown against a plain white background.
A single metal cylindrical tool bit with a pointed conical end, shown horizontally on a plain white background. The shaft is silver metallic and printed with the text 'Right Lines - HSS 10.4x90°
A single metal line cutter tool with a brass-colored pointed cutting head and a silver cylindrical body, featuring the printed text 'Right Lines HSS 12.4x90°
A single metal rotary burr bit with a gold-colored cutting head and a silver cylindrical shank, featuring the text 'Right Lines HSS 16.5x90° printed on the shank, set against a plain white background.
the tip of a right lines countersink centered on a solid white background with a soft reflection below.
A rectangular blue sign with a yellow border, featuring a yellow geometric logo and the words 'RIGHT LINES' in white text.

RIGHT LINES HSS 3 Flute Metal Countersink, 6 pcs set in Plastic Box

by Rowland Tools
£35.94 GBP - £35.94 GBP
£35.94 GBP
£35.94 GBP - £35.94 GBP
£35.94 GBP

EX VAT

SKU RLMETSINK

Achieve clean, accurate finishes with the RIGHT LINES HSS 3-Flute Countersink Set.

This professional six-piece set is designed for precise 90° countersinking, chamfering and deburring. Each countersink is manufactured from durable M2 High-Speed Steel for excellent strength and heat resistance.

The three-flute cutting design helps reduce vibration and chatter during use producing smoother edges, cleaner countersinks and a more professional finish.

The set is suitable for steel, stainless steel, aluminium, brass, copper, wood and many plastics. Round shanks make the countersinks suitable for standard power drills, drill presses and bench drills.

The complete set is supplied in a practical plastic storage case.

✅ Key Features

  • Six-piece HSS countersink bit set
  • Sizes: 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm and 20.5mm
  • Manufactured from high-quality M2 High-Speed Steel
  • Precision 90° countersink cutting angle
  • Three-flute design provides smooth and stable cutting
  • Helps reduce chatter and unwanted vibration
  • Produces clean countersunk holes and chamfered edges
  • Suitable for deburring drilled holes and removing sharp edges
  • Round shanks fit most standard drills and drill presses
  • Supplied in a durable plastic storage case

🧱 Suitable Materials

The RIGHT LINES HSS countersinks can be used across many common workshop materials. Always select the correct cutting speed for the material being worked.

  • Mild steel
  • Stainless steel up to 2mm
  • Cast steel
  • Aluminium
  • Copper
  • Brass
  • Wood
  • MDF
  • PVC
  • Plastic sheet

🛠 Applications

  • Ideal for engineering, fabrication, construction, woodworking and general workshop applications.
  • Use them for countersinking screw holes before installing standard 90° countersunk screws.
  • They are also suitable for chamfering holes and removing burrs after drilling.
  • The range of sizes makes this set useful for professional tradespeople and home workshops.

⚙️ Specifications

  • Material: M2 High-Speed Steel
  • Countersink angle: 90°
  • Number of flutes: 3
  • Shank type: Round
  • Sizes (mm): 6.3, 8.3, 10.4, 12.4, 16.5 & 20.5

🌟 Why Choose RIGHT LINES HSS Countersinks?

M2 HSS construction provides excellent cutting performance and durability across demanding workshop applications.

The three-flute profile helps deliver smooth cutting with reduced vibration.

Six popular countersink sizes provide excellent versatility for everyday fabrication and engineering work.

Choose RIGHT LINES for accurate countersinking, clean edges and professional results.

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