It is used for 6-100 angle grinder motor rotor.

Made of alloy material, zinc plated finish,durable and corrosion resistant.

Outer Diameter: 30mm / 1.18", fit angle grinders with a 3/8 inch arbor/shaft.

Package include: 1 x inner angle grinder flange nut , 1 x outer angle grinder flange nut.

Used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry