Troxell - 1 1/2" Panel Screws (800-Pack)

Troxell 33-8114 Backerboard Screws 800 pcs / tube 1 1/2" Contractor-grade screws for all types of concrete underlayment and backerboard. Fastens up to 1" of material to wood or light-gauge steel. The square drive head promotes fast screw driving with less effort and eliminates stripped heads. Adapter bits are included. The spade bit tip starts quickly and requires no pre-drilling. The Hi/Lo threads pull the screw. The large head flange holds material firmly without pulling through. The countersunk head ribs provide a flush fit. The corrosion-resistant coating allows for interior or exterior applications. FEATURES: 1 1/2" Contractor-Grade Screw Meets or exceeds all building codes. Square drive head with integrated bits. No pre-drilling.