The OMG TimberLok is engineered to drive right through pressure treated beams
4" x 7" brick set is used for scoring
Certified Ergonomic case design provides grip and comfort
Five extra blades in handle
Hole Saw Mandrel Arbor, 3/8-In. Windows & Window Wells The OMG TimberLok is engineeredDiablo, 3 8", hole saw mandrel arbor, snap lock hole saw mandrel with 3 8" hex arbor, 4" pilot bit, 1 2" adapter nut & 5 8" adapter nut, hole saw system & mandrel design simplify the attachment process for fast & efficient hole saw mounting, features 2 3 8" cutting depth for deeper holes in one pass, tool free plug ejection, perma shield coating for reduced friction & heat, variable tooth design, 1 size fits all mandrel fits all diablo hole saws.