1/2 in. Corner-Back Drywall Back-up Clips (50-Pack)


Drywall Tools

The Prest-On corner-back 5/8 in. drywall fasteners make wall, corner and ceiling installations and repair easier, faster and safer. Corner-back fasteners are applied to the drywall first and then mounted to the stud, giving you a solid permanent backup and eliminating a stud at almost every corner. Save time, money and material with the Prest-On corner-back.

  • Eliminate un-insulated stud boxes at corners and partition intersections
  • Easily adjust for framing inaccuracies up to the width of the stud
  • Our fasteners are approved for use with steel studs
  • Reduce costly callbacks due to ceiling or partition separation from truss uplift
  • Produce hard-fastenened corners by attaching intersecting wallboard panels to a common stud
  • Made in the USA
  • Fire resistance rated by underwriters laboratories (UL) and warnock hersey tested our fasteners for one and two hour walls and ceilings, our fasteners are the only back-up fasteners approved by model codes for use in residential, commercial and multiple housing construction
  • ICC-ES compliant refer to ICC ESR-1812
  • Shear (structural) value - our fasteners meet the wind and seismic force values noted in 25-I, ICBO, tested under ASTM E72-80 for structural adequacy by national gypsum labs
  • 50 - 1/2 in. corner-back drywall clips per box
Download Our Manuals

Currently no manuals available for this product. Please check product description or call our sales support team if you have any further queries.



Product Depth (in.)
Product Height (in.)
Product Width (in.)


Product Weight (lb.)
Tool Type
Other Tool

Repair, Maintenance, Information, Advice, Tips, Help And More...

requestaquote Get Free Quotes callnow 888-506-9527