Milwaukee SHOCKWAVE Impact Duty Drill & Drive Bit Set, 75 Piece (Model 48 32 4030) Mirrored Medicine Cabinet finish) Backset Length Adjustable 2 3 8 Color Finish:Natural Embossed finish) Backset Length Adjustable 2 3 8 or 2 3 4 in Adjustable Backset Yes Door Handing Left or Right Handed Door Thickness Range 1 3 8 to 1 3 4 in Indoor or Outdoor Indoor Applications Residential single and multi family doors Locking Mechanism Push button privacy with emergency release Installation Phillips screwdriver Q: What are the shaft materials and lengths Q: Are these bits impact rated Impact Rated Versatility: Designed for use with impact drivers and standard drill drivers