Stainless steel screws and nuts are designed to offset Tree Light Mounting Bracket XCBPTMC1 (not included) from tree surface. This prevents the growth of mold that can damage tree.
CTREEH1 includes: 1 pack of (3) screws and (6) #10-24 nuts - Single Pack
CTREEH24 includes: 24 packs of (3) screws and (6) #10-24 nuts - Bulk Pack (includes 3/8" nut driver)