BISCUIT Grooved Hidden Deck Fastener - NMB for most deck boards Kit Size:500pc Kit 100 Preset Screws (CC &

100 Preset Screws (CC & SS)

board-straightening tool

500 Piece Kit:  500 PLUS fasteners

This tool is great for warped wood especially at longer length

All heavy coated steel construction

BISCUIT Grooved Hidden Deck Fastener - NMB for most deck boards Kit Size:500pc Kit 100 Preset Screws (CC &Smallest Gap size for Grooved Boards. The NMB Fastener was designed specifically deck builders seeking precision, our fastener expertly maintains a 5 32" gap between deck boards, perfectly aligned with 1 8" grooves in 1" deck boards. Experience the unmatched finesse of the closest gap achievable with our fastener. This spacing is important for allowing proper drainage, expansion, and contraction of the boards, helping to maintain the longevity and