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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
225 6" (150mm) Cut 0 Coarse 31
Designed for continuous use — up to 8 hours a day
This listing is for the 110V heating element and gasket only
including models from Proxxon and WeCheer
Spearhead High Speed Steel Ball Bur Master Kit of 33 Pieces Drilling Equipment 225 6" (150mm) Cut 0Important Notice: This set will ship incomplete. Due to ongoing supply constraints, Spearhead has been unable to fulfill all sizes in this kit as ordered. Otto Frei will contact you with the exact burs in stock, the sizes unavailable, and an updated reduced kit price at the time of your order. We are not back ordering missing sizes, as restocking timelines are unknown and inventory returns randomly. For reference, as of 7 29 2026, 23 of the 33 sizes
