When floating on concrete, the one thing you really need is a decent float gearbox, this Heavy-duty knucklehead is the most popular on the market.
Geared Tilt Action
Made of rugged lightweight aluminium, this Gear-box has a one to one turning ratio handle to control the pitch of the blade and has a Protected grease reservoir to ensure longer wear turning handle. This tool eliminates bending and lifting and is used with 45mm button handle aluminium Snap Handle Poles.
The knucklehead is fully enclosed and with integral grease point and the isometric design holds the blade at the desired angle for easier floating. The Heavy Duty cast alloy knucklehead is guaranteed to give years of prolonged usage to a concrete finishing professional.
See the illustrations below which show why this piece of kit is essential for concrete professionals.