FEMALE CONNECTOR - FOR USE WITH STANDARD PAINTERS POLE THREADING (3/4 in x 5 ACME) Ray’s Drywall Corner Sander quickly smooths and finishes inside corners of walls and ceilings. Feathered edges produce near perfect corners every time without gouging, grooving or cutting. Sanding sponge is compressible, flexible, resilient, lightweight, fast and efficient. Sanding sponge and bracket are single-piece construction, for quick and trouble-free attachment to pole, and improved efficiency. Ray`s Drywall Corner Sander quickly smooths and finishes inside corners of walls and ceilings. The sanders patented design uses feathered wings to produce near perfect corners with ease - no gouging, no grooving and no cutting - every time. Its unique construction and design make it lightweight, fast and efficient. ( Pole sold separately ) The female version fits standard paint pole threads (3/4 x 5) The male version fits the BTE, Better-Than-Ever sander pole threads. Sanding sponge and high strength plastic bracket are single-piece construction, for quick and trouble-free attachment to pole, and improved sanding efficiency.