iM3 iPush Black for Large Head L5200 and L5300 HS Handpieces. Designed and Manufactured by iM3. The iPush tool makes inserting and removing burs from push button handpiece a breeze. Not ensuring that your burs are seated completely in your handpiece can quickly cause damage to your turbine. Bur removal tools can save the life your turbine! For the L5200S and the L5300S please use the yellow iPush tool.