Product description:? Our 8 hard chuck jacket consists of 3 pieces made of precision high-quality steel for precise performance. For the first roughing, 20CrMnTi chuck, easy to replace and practical, precise performance. Claw size: 87 x 35 x 51mm, groove width: 14mm, hole spacing: 25mm. Ideal for 8 lathe chucks. Applicable to 8 lathe chucks, precision quality serrated (1.5 mm x 60) Hard Jaws (Double Step). Product specifications: Material: 20CrMnTi Jaw Size/Diameter: 8″ Slot width: 14mm (0.55″) Pitch: 25mm (0.98) Serrated: 1.5mm x 60° Number of holes: 3 Steps: 2 Package size (length x width x height): 13.39.26.2cm Weight: 2kg The package includes: 3 x hard chuck jaw. Lathe Chuck Serrated Steel Jaws Set 3X 8” Hard Jaw for Kitagawa B-210 CNC Lathe. 8 HARD JAWS for Kitagawa B-210 Type 1.5mm x 60° CNC Lathe 3 SETS. Our 8 hard chuck jacket consists of 3 pieces made of precision high-quality steel for precise performance. Slot width: 14mm (0.55). Pitch: 25mm (0.98). Serrated: 1.5mm x 60°. Number of holes: 3. Package size (length x width x height): 13.39.26.2cm. 3 x hard chuck jaw. Transportation does not include. Creative Design, Durable Material, Beautiful Appearance. 1.5mm x 60°. Package size (length x width x height). 13.39.26.2cm.