SMC MHSL3 Series, Air Gripper, 3 Finger, Long Stroke, MHSL3 25D M9NL HSS Roughing End Mill (for Aluminium) Specification item model symbol Specification Specification item model symbol Specification information With auto switch D With auto switch form pneumatic type Mounting support type A Bottom installation type tube inner diameter 25 tube inner diameter 25mm cylinder stroke 400 dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None cushion rubber cushion Rod end screw shape rod end male thread rod end bracket no metal fittings auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard TYN : Polyamide resin cage