Brother Brother Upper Knife XB1687001 Keep your serger cutting cleanly with the Brother Upper Knife XB1687001. This replacement upper knife is designed for select Brother serger models and helps restore smooth trimming performance when the original blade becomes dull, nicked, or worn from regular use. Part Type Upper Knife Brand Brother Part Number XB1687001 Product Details Replacement upper knife for select Brother sergers Brother part number: XB1687001 Helps restore clean fabric trimming while serging Ideal replacement for a dull, damaged, chipped, or worn upper blade Fits Brother serger models 1034DX, 3034D, 4234D, 4234DT, and 5234PRW Great maintenance part for keeping serger edges neat and professional Recommended for sewists who use their serger frequently for garment sewing, knits, home decor, and finishing seams A practical Brother serger replacement blade that helps maintain clean cutting, smooth trimming, and professional-looking finished seams.
