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Seco Tools 421L100R250Z2-MEGA-T — RobbJack equivalent

The closest RobbJack standard to the Seco Tools 421L100R250Z2-MEGA-T (0.3937″ diameter, 2 flutes, Corner Radius, 0.0984″ corner radius, 0.315″ length of cut) is the MFM-201-10-250 — 2 Flute Aluminum Chatter-Free Short Reach Metric Carbide End Mill. Match: exact diameter, 2 flutes, matching corner radius (100% on RobbJack's cross-reference engine). US list price $208.00, in stock · ships in 48 hrs (lead time confirmed at order).

Specs side by side
SpecSeco Tools 421L100R250Z2-MEGA-TRobbJack MFM-201-10-250
TypeEnd MillEnd Mill
Cutting diameter0.3937″ (10 mm)0.3937″ (10 mm)
Flutes22
EndCorner RadiusCorner Radius
Corner radius0.0984″0.0984″
Length of cut0.315″0.4331″
Shank0.3937″0.3937″
Coating—Uncoated, Diamond-Like Carbon (DLC)

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Seco Tools and the part number 421L100R250Z2-MEGA-T are the property of their owner and are used only to identify a compatible RobbJack tool; RobbJack is not affiliated with Seco Tools. Specs shown for the Seco Tools tool are as published by its maker; cross-reference results are suggestions — verify suitability for your application.