High quality: stainless steel nut, solid plastic grinder handle & protective spring. Turn unwieldy electric grinding into deft manual grinding with this shaft. Widely used in drilling, engraving, milling, grinding works. Perfect to use with Dremel or 180W electric grinder. This high-quality flexible shaft can extend the function of electric grinder & drill to engrave, , milling. It can turn unwieldy electric grinding into deft manual grinding. Note: Please straighten the shaft on using to extend the service time of this accessory. Specifications: Color: Black Material: Plastic + Metal Shaft Length: 108cm Connecting Slotted Nut: 4 x 2cm / 1.58 x 0.79in (L x W) Slotted Nut el: M18-M19 Transmission Shaft: 99 x 3cm / 38.98 x 1.18in(L x W) Item Weight: 205g / 7.23oz Package List:1 x Electric Grinder Shaft Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.