DEERFOS Sander Disc Sponge Backing Size:NA331M 125mm (5')*No Hole1200#,1 tube (20Sheet) (x20 pack) ) and double acting as

DEERFOS Sander Disc Sponge Backing Size:NA331M 125mm (5')*No Hole1200#,1 tube (20Sheet) (x20 pack) ) and double acting as ) and double acting as well as with a long stroke option Specification item model symbol Specification information With auto switch Without auto switch form pneumatic type Mounting support type A Bottom installation type tube inner diameter 25 tube inner diameter 25mm cylinder stroke 25 cylinder stroke 25mm 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