Hillman Hardware Essentials Heavy Duty Handrail Brackets add extra support to wooden handrails. Handrail brackets allow for handrails to be installed at a desired angle. Maximum spacing between brackets is 48". Wall studs are needed for handrail brackets to be installed properly. Tools required: marking pencil, power drill, 3/32" and 7/64" drill bit, and a handheld screwdriver. Choose from a variety of finishes to fit your decorating needs.