10Pcs 3.17mm Steel Screw Mandrel Shank Cut Off Wheel Holder for Dremel Shaft Tool

Shaft diameter:3.175mm. Shaft length:40mm. For use with 2.0mm diameter wheel. Material: Nickel plated steel. We have 2 Kinds of the Shank : Cross nut and A nut, and a random type will be sent to you ,sincerely hope you can understand. Note: NO Retail Box. Packed Safely in Bubble Bag., Manufacturer: liyaojidian