Proxxon extension with sliding piece

Product Description Extension with slide and adapter for working in more distant places. Technical Information:Material:CrV steelDrive:3/8" or 1/2"Length:200 / 250 mmModels:3/8" : Base Model: 3/8" squareConverts to: 1/2" square drivelength: 200 mmManufacturer Number: 23558 1/2" : Base Model: 1/2" squareConverts to: 3/8" square drivelength: 250 mmManufacturer Number: 23457Contents:1 x Proxxon extension with sliding block Manufacturer: PROXXON S.A. Härebierg 6-10 6868 Wecker Luxembourg office@proxxon.com