About tish item Modular design fits any number of wrenches in a set Fits size range 6mm to 38mm or ¼” to 1 ½” Compact design works well with all wrench types including offset, combination, open end, stubby, and ratcheting Identification labels included to easily see wrench sizes Innovative geometry aligns wrenches for a uniform presentation, features strong magnetic moun Specification: Material: AB Size Chart: 39.9cmx5.9cmx4cm Package Includes: 20 Magnetic Wrench Organizer Note: Please allow slightly errors 1-2cm differences due to manual measurement.