The Standard BitSert holds your coolant sponge in the proper position to keep your diamond grinding bits properly lubricated while working on the Wizard IV, WizCG, and WizlingCG grinders. Available in two diameters; 3/4″ and 1″.

Standard BitSerts are designed to keep your sponge in the proper position while grinding.
Keeps your diamond bits lubricated for longer life and more efficient grinding.
Sponge feeds coolant from reservoir to grinding head.