Specification Brand : Groz-Beckert BulletPoint1 : Needle system* : DCX27, B29 BulletPoint2 : DCx27 Needles are also sold under these style numbers : 1886, 81X1, B27, DCX1, DCX27, RIM27, RMX27, MY1023, SY6120, 3027GS BulletPoint3 : Brother : B511, B531, B551, B561, B571, B611, B621, B641, B651, B661, B671, B672, B681, B682, B691, B692, B901, B952, B958, B959, B971, B961 BulletPoint4 : Feiyue : FY737, FY747, FY757, FY2000, FY2102 Color : Like the Image CompatibleDevices : Domestic Sewing Machine ExternallyAssignedProductIdentifier1 : 0747465132098 ExternallyAssignedProductIdentifier2 : 747465132098 ItemName : 10 Groz Beckert DCX27 DCX1 B27 Industrial Serger Overlock Sewing Needles ItemPackageQuantity : 1 ItemTypeKeyword : sewing-machine-needles Manufacturer : Groz Beckert ModelNumber : B-27-Size 10 (Metrix Size 70) PartNumber : B-27-Size 10 (Metrix Size 70) ProductDescription : Pack of 10 Groz-Beckert Industrial Overlock Sewing Machine Needles. Needle system* : DCX27, B27 DCx27 Needles are also sold under these style numbers : 1886, 81X1, B27, DCX1, DCX27, RIM27, RMX27, MY1023, SY6120, 3027GS *A needle system is a group of needles made to fit specific sewing machines. All needles in a system are of the same length and shank size, but are of various diameters. Lower size numbers are narrower or thinner needles used for lighter materials. Higher size numbers indicate a needle of thicker diameter, used for heavier materials. Match your needle system to your machine, then the size of the needle to the product you are sewing. Groz-Beckert DCX27 needles are available in following sizes. Please select your size. Singer Size 9 (Metric Size 65) Singer Size 10 (Metric Size 70) Singer Size 11 (Metric Size 75) Singer Size 12 (Metric Size 80) Singer Size 14 (Metric Size 90) Singer Size 16 (Metric Size 100) Singer Size 18 (Metric Size 110) Singer Size 20 (Metric Size 125) ProductSiteLaunchDate : 2017-11-12T08:00:00.000Z Size : Size 10 (Metrix Size 70) UnitCount : 10 UnspscCode : 44122100