Woodpeckers 641 and 851 Precision Woodworking Squares Mounting Angle Cutterhead Diameter: 3-7/8"

Cutterhead Diameter: 3-7/8"

Offers incredible traction and control over hardwoods

Do more with a multi-position base

making the edges ready for glue-up right away

Woodpeckers 641 and 851 Precision Woodworking Squares Mounting Angle Cutterhead Diameter: 3-7/8"Perfect Full Time Shop Companions The previously mentioned "0. 0085" isn't a goal, it's a guaranteefor life. If you ever find your square outside that tolerance, well fix it or replace it. To put that angular tolerance in perspective, on the 641 the far end of the 6" blade would be out by less than half the thickness of a human hair at the maximum allowable variance. The scales on the 641 and 851 are laser engraved to a tolerance of . 004" total