1Adjustable Angle: The angle of this flat box extension handle is adjustable, you can lock your head at any comfortable angle by pressing your hand on the end of the handle. 2Good Compatibility: This flat finishing extension handle has good compatibility, which can be seamlessly connected to all kinds of flat boxes and mud pumps in the market. 3Anodized Finishing: This drywall flat finisher box handle features an anodized finishing, which is rust and erosion resistant and very durable. 4Excellent Aluminum Alloy Material: This drywall flat box handle is made of excellent aluminum alloy material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. 5Easy Installation: You can set up the flat finisher box handle in a matter of minutes and enjoy a seamless drywall finishing experience, eliminating the hassle and frustration of complicated assembly.