This AML020177 High Strength Double Rows Locksmiths Practice Tool Lock must be an optimal choice for new beginners for locking performance. Crafted from first-rate iron !#!amp!*! copper materials and with exquisite treatment， the lock is of great quality and durability. Designed into double rows， the lock allows you to clearly and visually observe how the locking task finishes. It provides exact inner structure of the lock， and makes you learn the working principle by watching the whole process. A helpful tool for you all! Come on!                                    Features             Consist of a lock and 2pcs keys<br> Made of high-grade iron and copper materials， reliable and durable<br> Designed into double rows style， it shows the specific inner structure to you and make you get overall acquaintance of locking performance<br> Perfectly suitable for professional locksmiths or beginners<br> Compact size， easy and convenient to carry   <br>                                                            Specifications             Quantity     1     <br> Color     Golden & Silver    <br> Material     Iron & Copper    <br> Lock Dimensions     (2.56 x 1.18 x 0.39)" / (6.5 x 3 x 1)cm (Lx W x H)    <br> Weight     5.64oz / 160g    <br> Brand     AML     <br> Model     AML020177     <br>                                                             Package Includes            1 x Lock<br>2 x Keys<br>