Durable Metal Construction: Ensures long-lasting performance and reliability for sewing machine maintenance. Compatibility: Compatible with Janome 2040, 2160QDC, 3022, 3160QDC, 4045LX, 4045NX. Convenient Size: Each screwdriver measures 29.9x26.9mm, perfect for various sewing machine components. Easy Replacement: Spare part numbers BL653802002 and 5020600166 provided for hassle-free repairs. Value Pack: Includes 10 triangle screwdrivers for multiple maintenance tasks. Material Metal Size 29.9x26.9mm Colour silver Compatibility For Janome 2040, 2160QDC, 3022, 3160QDC, 4045LX, 4045NX Type Triangle Screwdriver Brand Unbranded/Generic MPN MEM94670997137 EAN 4894670997137 .