Velcro Brand 2X4KIHLM Hook and Loop Fastener, Strip, 2 in Overall Wd, 4 in Overall Lg, Black, 50 PK G6399811 147 Key Type Keyed Different 147 Key Type Keyed Different Features Reserved for Safety Cylinder Body Thickness 3 4 in Locking Mechanism 6 Pin Tumbler Vertical Shackle Clearance 1 1 2 in Number of Keys Included 1 Labeling Label Attached Resistance Properties Chemical Resistant Number of Tumbler Pins 6 Header Danger Non Removable Key Yes Padlock Brand Master Lock Horizontal Shackle Clearance 25 32 in Includes Label Padlock Label Language English Opening Type Key Key Style Standard Key Combinations 40 Legend Text Color White feature packaged sets of matching rectangular hook and loop pieces with adhesive backing also called hook and loop mounting strips