2 Pcs Brother Serger Blade for Brother 1034D Upper and Lower Knife (X77683001 XB0563001) Sewing machine knives help create many skilled sewing processes and save a lot of time, thereby improving work efficiency. Specifications: Material: metal Size: approx. 3.8 x 0.8 cm/ 1.49 x 0.31 inch, 4.0 x 0.8 cm/ 1.57 x 0.31 inch Color: silver Quantity: 2 pieces Package includes: 2 x Serger blades High quality materialMade of high-quality metal materials, strong and durable. It can be used for a long time. Convenient to useIt is easy to install and trim the fabric very easily; they're pointed and trim your fabric beautifully. Compatible modelsPL1500, PL2000, 925D, 935D, 929D, 1034D and 1134DW. Multi purposeSuitable for Brother 1034D accurate angle blade to ensure smooth sewing and professional cutting. Size and quantityYou will receive 2 pieces serger blades in the package, hook blade: 38x8mm and diagonal blade: 41x8mm.