The AXA, LR-Series lathe tool racks are fabricated out of 12-gauge steel. 120 with an industrial powder coat finish. The LR-Series racks can store 6 to 8 quick change tools depending on tool size and can store up to 3 Morse Taper tailstock tools. The AXA quick change toolholders are compatible with “Aloris, Dorian, Phase II, and most import brands using the AXA size standard”. The morse taper tailstock holders come with rubber grommet inserts to prevent tool tapers from scratching or marring when racking and un-racking. See Below for “Lathe Tool Rack Dimensions, Tool Compatibility, & Included Contents” of each size variation. Overall Dimensions: (L-27.25″ x W-4.5″ x H-3.5). Tool Compatibility: (AXA) (MT2). Included: (1x Tool Rack) (6x AXA-Toolholders with Fasteners). (L-33.25″ x W-4.5″ x H-3.5). (1x Tool Rack) (8x AXA-Toolholders with Fasteners). Overall Dimension: (L-27.25″ x W-4.5″ x H4). Tool Compatibility: (AXA) (MT3). Overall Dimension: (L-33.25″ x W-4.5″ x H-4). Included: (1x Tool Rack) (8x AXA-Toolholders with Fasteners).