Adjustable hole punch delivers comfortable, heavy-duty punching with low effort. Precision-ground, hollow-steel punch heads slice through up to 20 sheets of paper. EZ Squeeze comfort grip handle is pivotable for left-handed or right-handed users & easily locks for compact storage. Adjust from two-hole to three-hole configurations (9/32" holes) & ensure consistent accuracy with the adjustable paper guide. Antimicrobial, all-metal construction provides long-lasting superior performance. Easy-clean chip tray with rubber base pad provides extra stability & desktop protection during use.