TigerClaw Coated Steel Pneumatic Scrails Fasteners - 930 pcs. for approx. 500 square feet - TC-SG Coated Steel for lasting performance Approved for use on ACQ 33 degree collated pneumatic screws for use with TigerClaw Installation Gun Compatible with: TC-G (TC-150), TimberTech ConceaLoc, Trex HideAway, Guardian Ghost Grip, Fasco InvisDeck, Hidden Scrail Fastener