Stapler Heavy Duty staples to140 sheets and largest staple is 17mm leg Osmer OS617 Powerstone 

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Does the same job as the bostitch 00540 which is now discontinued or the B310hds

Takes staples bostitch sb35 or any 23 series staples such as 23/6 23/8 23/10 23//12 23/15/ 23/17

So this one staples up to 140 sheets so does not staple quite as much as the 00540 bostitch stapler did

To staple more see the Deli extra heavy duty stapler  - click here