It's a plain old ordinary drill that will fit in a conventional drill chuck.
They specify that now so it doesn't get confuse with all the new types. (Hex, SDS, splined etc.)
What type of drill press chuck should be used with a straight shank twist drill
A three jaw chuck is usual.
Used for drilling holes in common materials.
A twist drill is a drill that has deep helical grooves from the point going up the shank and is used for medal cutting.
The parts of a twist drill include the shank, neck, flutes, land, body clearance, and cutting edge. The cutting edge is the point of the drill bit and does the actual cutting.
It is a normal, straight drill bit, as opposed to the type with a tapered shank for use in industrial drill presses.
The most common type of drill bit is the 'straight shank steel twist drill' . Other less common but still much used bits are the Brad tipped bit for woodworking and the carbide tipped bit for masonry.
It drills straight holes. In other words it is a perfectly normal drill bit.
Power is transmitted between the drill spindle and drill shank through friction drive (Taper shank push fitted into spindle taper)
They must have shanks to match the chuck that the drill press has.
A Twist Drill, could be used on a number of machines, normally a Drill Press, but also on either a Lathe or Milling machine. for certain applications.
In wood work, a twist drill would be used for making small holes where an ordinary wood drill (auger) would probably split the wood.
A standard drill bit.