1. Part number :Groz-Beckert  151X7 TLX7
The alternative part number are:151X5, 151X7, 60M, 60MSD, MY1151, TLX7, MRXR9

2. Part name:Needles

3. Quantity: 10PCS

4. Compatibility 
This high quality Groz-Beckert Brand 151X7, TLX7 Curved Serger Overlock Machine Needles replacement is exactly compatible with Many Serger Overlock Sewing Machines, including (many not listed):
1) Singer 246, 246K, 460K Industrial Overlock Machines.
2) Merrow MG-3U sergers

5. Notice
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 151X7 Needles are available in following sizes. Please select your size from the drop-down option menu.

Size 11 (Metric Size 75/Merrow size 1)
Size 12 (Metric Size 80/Merrow size 2) 
Size 14 (Metric Size 90/Merrow size 3)
Size 16 (Metric Size 100/Merrow size 4)
Size 18 (Metric Size 110/Merrow size 5)
Size 19 (Metric Size 120/Merrow size 6)
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.

6. Technical supports
1) In case you are not sure if these parts are compatible with your machine, please feel free to send us a message via ebay, our technicians will provide you with professional and accurate advice in 24/7.
2) Do not hesitate to contact us  if you run into any issue using the received parts.
3) Please provide us with your machine brand and complete model for technical supports.