Definition of bit extension : a metal rod with a tang at one end and a socket at the other and used for increasing the effective length of an auger bit.
What is a spline on a drill bit?
Spline bits are designed for use with a rotary hammer drill with a spline drive. The spline bit is placed into the end of the drill and is held in place with a retaining pin that engages just below the spline section of the shank.
What is the difference between SDS and spline?
Spline bits have become much less common than SDS Plus or SDS Max. They are very similar in capacity and variety to the range available to SDS Max bits. The major difference is that chipping bits and drilling bits that are used for spline drive drills have different shanks as one is smooth and the other has splines.
Does SDS Max fit spline?
Hammer Drill Adapters: – You can get adapters to go from SDS Max to Spline or vise-versa or from either size down to the smaller SDS or SDS Plus sizes. ... All SDS-Plus shanks are the same, just as all SDS-Max and Spline are the same size.22 ene 2009