Strong-Tie ETB87S 7/8" Wire-Hole Cleaning Brush Head, Pkg 1 Straight Shank Drill Bits Avoid overtightening to prevent tearing

Avoid overtightening to prevent tearing the drywall face

With aggressive threads and a self-tapping tip

Telescoping Design: Offers adjustable length and flexibility

Trim head with nibs - countersinks flush for a smooth

Strong-Tie ETB87S 7/8" Wire-Hole Cleaning Brush Head, Pkg 1 Straight Shank Drill Bits Avoid overtightening to prevent tearingSimpson Strong Tie ETBS wire hole cleaning brushes are excellent for cleaning drilled holes before installing adhesive anchors. This brush head is designed for use with the Simpson SET 3G adhesive. It allows for proper hole cleaning with a few brush strokes at embedments up to 20 times the anchor diameter. This product includes only the brush head. T handles, extensions, and brushes are sold separately. The T handle is required for use with all sizes