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Robert Charles Piloted Microstop Countersink - 3 Flute - Integral Pilot - Threaded Shank - 10mm Cutter Dia - 1/8 Pilot Diameter - 90°
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Robert Charles Piloted Microstop Countersink - 3 Flute - Integral Pilot - Threaded Shank - 10mm Cutter Dia - 1/8 Pilot Diameter - 90°

S3.17-090-10

Availability: 2-3 Days Estimated lead time, subject to availability

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The Robert Charles Piloted Microstop Countersink features a precision 3-flute cutting design with an integral pilot for accurate hole alignment and consistent countersinking. Designed for use wi... Read more

Specification Value
Pilot Diameter 1/8
Cutter Diameter 10
Inclusive Angle 90
Thread M6X1
Radius Between Pilot & Flute 0.015 - 0.020
Steel
Stainless Steel
Cast Iron
Non-Ferrous
Exotics
Hardened Steel

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The Robert Charles Piloted Microstop Countersink features a precision 3-flute cutting design with an integral pilot for accurate hole alignment and consistent countersinking. Designed for use with microstop cages, the threaded shank provides secure fitment and reliable depth control. Manufactured to tight tolerances, the pilot diameter is held to −0.0005" to −0.0015", making it ideal for high-accuracy aerospace, automotive, and precision engineering applications.

What time are Protool open? We are open Monday to Friday between 8:30am and 5pm.

Do you offer Free Next Day delivery? Yes! To mainland UK we offer Free Next Day delivery on all orders above £50 ex vat*.

We also offer the following:

DPD Standard Next Day Delivery - £7.50 (FREE on orders over £100 ex vat*).
DPD Next Day Pre-12pm - £12.50
DPD Next Day Pre-10.30am - £20.00

We also offer Saturday delivery for those that require it, If you order before 4.30 pm on a Friday. Please see our delivery page for more information.

*T’s & C’s and exclusions apply. Please see our delivery page for more information on all our services including those outside of mainland UK (Republic of Ireland, Northern Ireland, Scottish Highlands, Channel Islands etc).

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