Description: Mechanical spindle. The rolled thread is specially coated. Sturdy design, high performance, and long lifespan. Quality made in Germany. Anti-counterfeiting protection through a security label. Self-healing corrosion protection KUKKoating for the galvanized parts. Application: For extracting flush-mounted bearings, bearing outer rings, and bushings. Advantage: The segmented design with extra fine gripping edges allows for safe extraction. Kukko internal pullers can be combined with both counter supports and sliding hammers. Extensions from the 21-V series enable the loosening of deeply seated bearings when used in combination with the internal pullers. All components are available as spare parts, with time-saving ordering through numbering. A tube of KUKKO special grease for the pressure spindle is included. Additional technical specifications: Weight: 0.21 kg; Ball bearing ISO: 6004, 6204, 6304, 6404, 6804, 6904, 16004, 61804, 61904; Wrench size: 14 - 22 mm; Maximum inner diameter of the ball bearing: 23 mm; 7/8 inch; Minimum inner diameter of the ball bearing: 18 mm; 3/4 inch; Length of internal pullers: 90 mm; 3 1/2 inch; Insertion depth: 50 mm; 2 inch; Number of segments: 3.