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RPI Part#	Document Type	OEM	Model	Resource
ADR239	Videos & PPT-PDFs	A-DEC	Handpiece Control Block 500 Series (38.1776.00), Barbs and Barb Kits, Handpiece Control Block 300 Series (38.1970.00), Handpiece Control Block 500 Series (38.1933.00), Handpiece Control Block 500 Series (38.1972.00)	Introduction to Servicing the A-dec Handpiece Control Blocks (PPT-PDF)