Diablo Hole Saw Extension, 18 x 7/16-In. Smart Gadgets & Electronics Front-loading battery door allows battery

Front-loading battery door allows battery to be changed without removiing alarm from mounting bracket

It provides strong nail and screw anchoring

powder-coated steel

1/2-Inch) securely hold nuts and bolts

It Comes With 16 Pockets And 2 Web Loop Hammer Holders

Diablo Hole Saw Extension, 18 x 7/16-In. Smart Gadgets & Electronics Front-loading battery door allows batteryDiablo, 18" x 7 16", universal extension, extend reach in hard to access areas, no tools required in order to attach accessories, quick change feature allows users to switch between accessories with no down time, ideal for use with diablo's snap lock plus hole saw mandrel.