MyLifeUNIT 2 Hole Punch, Adjustable Heavy Duty Hole Punch, 70 Sheets Capacity Hole distance can be adjusted at 70/80 mm, Heavy duty 2 hole puncher (6 mm diameter punching hole) Paper guide slider removable, push it to adjust the edge of files, ensure aligned correct punching Stainless steel punching head, replaceable, durable, 12 mm punching depth, 70-sheet (80 gsm paper) Simply press the handle, it saves 60% energy comparing to usual 2-hole heavy duty punch The base can contain the paper shreds, serve as a removable chip tray, avoid messy desktop