Dala surface cutter 420. For excavators. Bolt mount, current S40 but also S45 included. Used for example in base insulation for milling tar/colour etc. Technical data * Make: Dala-Gripen / Sit-Right * Model: YTF-420 * Gear type: Hydraulic surface milling * Working diameter: approx. 425 mm * Weight: approx. 55–70 kg depending on design and mounting * Hydraulics: 2-leader system * Connections: quick couplers * Rec. continuous working pressure: 175 bar * Intermittent pressure: 200 bar * Max hydraulic pressure: 225 bar * Maximum oil flow rate continuously: 60 l/min * Maximum oil flow intermittently: 75 l/min * Max rotation speed: 60 rpm * Cutting: interchangeable carbide cuttings * Rotational direction: reversible * Speed: adjustable * Surface treatment: zinc-plated * Driving: hydraulic * Mount: [fill in S40/S45, etc.] * Model year: unknown * Serial number: not found