MASTER PACKAGE for 8" CHUCKS with 3 SETS SOFT STEEL JAWS (1.5x60 deg. serrations) and 1 jaw boring ring

Master Standard Soft Top Jaws AND Boring Ring includes 3 sets of Soft Steel Jaws and one JB type jaw boring ring 3 Sets of 3 Soft  Jaws for 8" dia. chucks 1.5mm x 60 deg. Standard serrations Fits most 8 in. or 200 mm dia. chucks with 1.5x60 deg serrated base jaws Groove Width: 14mm  /  .55 in Screw size: M12 with 25 mm / .98 in hole spacing Material: S45C Steel Dimensions :  See Illustration Length :  95 mm (3.74 in) Width : 35 mm (1.38 in) Height: 37 mm (1.46 in) Groove Width : 14 mm (0.55 in) Groove Depth : 5 mm (0.20 in) Screw C'Bore Depth : 22 mm (0.87 in) Screw Spacing : 25 mm (0.98 in) Screw Hole to Jaw Tip : 46 mm (1.81 in) Screw Size : M12 Serration Pitch : 1.5 x 60 Weight : 2.5 kg (5.51 lbs) per set of jaws Master Jaw Boring Rings 8" JB Type The Master Jaw Boring Rings JB-type is suitable for CNC lathe chucks where boring soft jaws is required to maintain  high part accuracy during machining . The Master Jaw Boring Ring saves operator set-up time and simplifies the overall