Auger Shaft Adapters Bit Size (Male):2.56" Round the Probit also works great

the Probit also works great on glass & glass tile

providing versatility for materials with gentle convex or concave profiles — such as slightly curved sheet metal

we added a Dust Cover on the side of the blade guard to redirect the dust from the cutting edge into an attached vacuum

it will not penetrate as much as it does on an unsealed surface and will not be effective

Auger Shaft Adapters Bit Size (Male):2.56" Round the Probit also works greatAuger Shaft Adapters Effectively adapt hex and shaft mount drives with Auger Shaft Adapters. Made of the same high quality steel used in the construction of the Auger Drive, Auger Shaft Adapters feature a pin locking design for added durability. Features Adapt both hex and shaft mount drives Made of same high quality steel as Auger Drive Pin lock design keeps attachments secure Shaft Adapters Product # Female Male SA HX 20 HX 25 2" Hex 2. 5" Hex SA HX