Special Adapter For Knitting Machine, Fast Automatic Knitting Machine Sewing Accessories, Suitable Sentro 22 Sentro 40 Sentro 48 100% New and high quality. Material:Plastic+metal Color:as picture Package: 1pc Size:6*6*2cm Feature: Applicable to Sentro 22, Sentro 40 and Sentro 48, knitting machines. Are you still shaking Sentro 22, Sentro 40 and Sentro 48 knitting machines by hand? Our power adapter for fast knitting will help you knit projects faster. Applicable to Sentro 22, Sentro 40 and Sentro 48. Our adapter fits tightly to the crank of your knitting machine, easy to place and disassemble, let go of your hand. Very suitable for beginners to knit their own fashion accessories. Durable tapered design: Please do not use high-speed drills because it may damage the adapter. We still recommend that you use the power adapter at a medium speed (up to 180 rpm), as these knitting machines are designed for manual operation. Please screw it on the crank slightly harder to make it fit your knitting machine. Conversion: 1inch=2.54cm, 1cm=0.393inches Warm Tip : Please be reminded that due lighting effects, monitor\'s brightness/contrast settings etc, there could be some slight differences in the colour tone of the website\'s photo and the actual item. Item Measure by hand, it could be 1cm different,your kind understanding will be much appreciated. _x005f_x000D_