The 1/4" 7 piece set of Xcalibur Aluminum Killers are an excellent set for PDR techs that want ergonomic tools with power!  The set includes 12", and 18" length for both right and left angles. It also includes 1-24",  1-36" and 1-48" straight rods. These shafts are shaved for over brace access. Offset handles provide more control.