Power Driving Adapters and Manual Driving Adapters are made from a special steel that is precision machined and specially hardened for use with the exclusive features of the rods and other components in the Berntsen Rod System. Both are supplied with a hardened steel driving pin.

MDA -  Manual Driving Adapter (w/ drive pin)

PDAP -  Power Driving Adapter (w/ drive pin)

M1DPA -  Steel Drive Pin for 3/4" or 9/16" Rod