I-Beam Level, Heavy-Duty Aluminum, 48-In. Brand_Master Gardner The flutes are ground behind

The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter

Keystone thumb for comfort and mobility

Bit won't slip in chuck

6 Minute Inflation Time & Rechargeable Battery For Standard Tire

I-Beam Level, Heavy-Duty Aluminum, 48-In. Brand_Master Gardner The flutes are ground behindA level is only useful if you can read the vials. This level comes equipped with oversized 1 2" field replaceable vials. Not only are the vials themselves easy to read, but the level has more vials than competitive models in 48" and longer lengths, meaning the vials are always within eyeshot, even at awkward angles. Finally, Johnson's SurroundView(TM) technology maximizes visibility and top read windows allow the user to stand over the work to view