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        TR-8233 
        A cylinder with a closed end and a block with holes through them are locked with a steel rod passing through the holes.  The block instantly penetrates the rod.  Plastic cylinder, (1" dia. and 2" long), block (7/8" dia. and 1" long) and a 3 1/2" long stee 
        $3.95 
        TR-3575 
        Performer displays a cylindrical brass block and a brass tube (closed at one end) into which the block just fits.  Also displayed is a metal rod.  The block and tube both have a hole through them.  When the block is  
        $14.95 |   | Item Details Item Reviews |   |  | 



