BLUETEC Grooving Toolholder MGEHR 2020 2 Black Heavy Duty Nippers Thin Blade Specification item model symbol Specification Specification item model symbol Specification information tube inner diameter 40 tube inner diameter 40mm Types of port screws Rc Magnet holding power type H Holding force H type cylinder stroke 500 Cylinder stroke 500mm reconciliation format B With shock absorber (with 2 pieces) auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard Specification item model symbol Specification information cylinder inner diameter 12 12 body options standard type stroke 100 stroke 100mm adjustment options ZA Metal stopper with damper at forward travel end + Metal stopper with damper at retraction end function options standard auto switch M9BL Solid state auto switch