Kreg KBC3-HDSYS Automaxx Heavy Duty Bench SystemHighlights: Highly durable, all metal construction Versatile 360 clamping solution that works portably or stationary in a work surface Contoured grips for added comfort Large, non marring pad spread clamp force evenly Incorporates Automaxx clamping technology that adjusts automatically to material thickness Includes one 3" bench clamp, one 1 4" x 10" x 10" HD clamp plate and four rubber feet Clamp features an adjustment knob for built in pressure