The Master Lock No. 7036 ProSeries® Shrouded Padlock features a 1-9/16in (40mm) heavy hardened steel body with chrome rustproofing and a 1-1/16in (27mm) tall, 1/4in (6mm) diameter hardened boron alloy shackle for superior cut resistance. The shackle shroud protects from bolt cutters and a dual locking mechanism resists pulling/prying. Padlock is available with or without core with choice of 16 Small Format Interchangeable Cores to match this padlock to your door locks.