ITEM NAME:Flexible Metal Shaft Connector Hanging Mill Extender for Electronic Drill Description: Material: Metal Color: Black Hole Dia: 21mm, 8mm This 19mm Connector fits for hanging mill grinder flexible shaft connect Easy disassembly and can be connect to the hanging mill grinder Package Includes: 1 Piece Grinder Flexible Shaft Connector SKU: FUZ0027992856046336.This 19mm Connector fits for hanging mill grinder flexible shaft connect. Easy disassembly and can be connect to the hanging mill grinder. 1 Piece Grinder Flexible Shaft Connector. SKU: FUZ0027992856046336.