Norske Tools 3" Impact Torsion Magnetic Screwdriver Bit & Screw Holder, NIBCI325 - - Amazon.com
strong Magnetic Bit Holder Screw fits Dewalt 10.8v 14.4v 18v XR Cordless Impact | eBay
StealthMounts Magnetic Bit Holder for Hilti - StealthMounts
Crescent - Power & Impact Screwdriver Bit Sets; Point Type: Magnetic Bit Holder ; Bit Type: Magnetic ; Drive Size: 1/4 ; Overall Length Range: 1" - 11599222 - MSC Industrial Supply
Makita - Power & Impact Screwdriver Bits & Holders; Bit Type: Impact Rated Magnetic Bit Holder ; Hex Size (Inch): 1/4 ; Overall Length Range: 5" and Longer ; Drive Size (Inch):