DETAILS NOTE: FabRack leg and caster kits sold separately. CertiFlat’s new fabBlocks are the ultimate welding table system. Designed using the same Tab and Slot methodology that we’ve been proving in the field for over 10 years. Like all of our build it yourself U-Weld kits, fabBlocks assemble easily as our proprietary features insure accuracy and parallelism. Completely modular across all part numbers & sizes. All fabBlocks incorporate the industry standard 16mm hole pattern as standard for easy access to clamps and tooling. Optional threaded holes are available as well. FB3696 FEATURE LIST: DIMENSIONS: 36″ x 96″ x 8″ 1/4″ HIGH STRENGTH HRPO STEEL PLATE (OPTIONAL 3/8″ & 1/2″) SIX LEG MOUNTING POINTS ON UNDERSIDE ENGINEERED TAB & SLOT STIFFENING RIBS FOR A GUARANTEED FLAT SURFACE PROPRIETARY “HEAT CONTROL DESIGN” TO ELIMINATE WARPING DURING ASSEMBLY +/- .003″ ON ALL PARTS INCLUDED WITH YOUR KIT – VERY HIGH PRECISION! WORKING SURFACES ON 6 SIDES FOR UNLIMITED CONFIGURATIONS MODULAR DESIGN WITH COMMON HOLE SPACING 16mm HOLES ON 2″ CENTERS WORK WITH INDUSTRY STANDARD 16mm & 5/8″ TOOLS. OPTIONAL THREADED HOLES AND 28mm AVAILABLE CNC LASER CUTTING OF ALL COMPONENTS. OUR PARTS FIT! FLAT! TO +/- .015″ IS NO PROBLEM IF CARE IS USED DURING ASSEMBLY! All fabBlocks come standard in 1/4″ Thick material with Industry Standard 16mm Tooling holes on 2″ centers.