JDG Ring Mandrel Turning-Blank 5/16" through hole for boring

5/16" through hole for boring

Ergonomic design for superb hand support

Transform your GluBoost adhesives with Master Tint

Plugs supplied in two sizes to fit the different size tubes

Four sided blade guard for optimum protection

JDG Ring Mandrel Turning-Blank 5/16" through hole for boringJDGs standard expanding ring mandrels fit both JDG and Artisan Comfort Kit ring cores to help make turning rings simple and easy. Just slip the ring core onto the step that fits best, make sure it's properly seated, then lightly tighten with the allen key. This will cause the mandrel to expand slightly to produce a solid grip on the ring core. Made from mild steel Includes a 1 2" dia. shank for use in a collet or drill chuck Allen key included Large