Our 7 Piece SHOCKWAVE™ Impact Magnetic Drive Guide Set is engineered for extreme durability and up to 30x life
coated teeth for heat resistance
Optimized heat treatment process strengthens the nut setter for impact resistance and stability
High performance carbide for greater durability and up to 50X longer life versus standard bi-metal blades
cleaner cut
Hole Saw Mandrel Arbor, 3/8-In. Windows & Window Wells Our 7 Piece SHOCKWAVE™ ImpactDiablo, 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.