Information in this article may not be canonical to the storyline of the games or any other Sonic continuity.
The Number Two Hammer is an object that appears in the Sonic the Comic series published by Fleetway Editions. It is a miniscule hammer utilized by Bert for building Badniks.
The Number Two Hammer is a fully metallic hammer. However, it is smaller than the Number One Hammer or Number Three Hammer, being smaller than Bert's fingers.
Along with a blow torch, the Number Two Hammer was used by Bert to create the Seven Badniks.