Some math helped by the former mechanical engineer at work showed that x2 5/16' (one on each end) should be more than enough to support triple my needs and I may go with 3/8' or 7/16'. KTX Square Drive Pan Head Stainless-Steel Deck Screws (700-Pack). Type 17 auger tip for improved countersinking. Epoxy-coated carbon steel to provide resistance from corrosion. Star drive exterior wood screw available in flat head. Without including the weight of the wood, I currently have about 300lbs of books. Pay 92.61 after 25 OFF your total qualifying purchase upon opening a new card. 12' from the edges for ideal support (at least that's what I believe is the distance based on the study he did - see attached - it's been a few years since I went over this with him). 48' wide, 12' between each shelf, five shelves (six if you count the top which will be against the ceiling), and a computer model (done by a former mechanical engineer co-worker) shows that the threaded rod should be placed approx. The wood (as mentioned) is Poplar, 1 and 1/16' thick, 11.25' deep, approx. The dados are more for look since the rods will support the shelves. 305 Stainless Steel Star Drive Trim Head Screw (1 lb/Pack) MAXS214TH3051. Also, this bookcase will be suspended with threaded rod. stainless deck screws but I think that would be an eyesore. I'll figure out which option I'll go with, but I have already bought wood fill, but, as I said, it was a question more about bleeding through than options.

My main question/concern was which screw(s) can possibly bleed through wood fill (I am aware pegs may be a better option). Just to show how GREAT it is to NOT have carpet.I have my boat covered now.just got 10 inches of snow on Fri.this is the 3rd major winter storm.I opened up the cover last weekend.everything is nice and dry.no moisture on the deck anywhere.when it had carpet.even after the whole winter.some areas NEVER dried out.because of the damp climate here.so I say.NO to carpet.!!! Yes gelcoat is hot in the summer but since we fish too we never get in the boat without sandals.boat looked into pocket screws and various options. Slotted drive has a simple slot for a flat bladed screw driver. Shop our selection of Deck Screws in the section of Screws in the Building Materials Department at The Home Depot Canada. Star Drive Self-Countersinking Flat Head ACQ Compatible Gray Composite Deck Screws (350 per Pack). Flat heads are countersunk (cone shaped under the head) with a flat top. T-20, Flat Head, Type 316 Stainless Steel Deck. This box is sold by the pound and will contain about 170 screws. Thank you for your recent inquiry with The Home Depot. It works great for decking, patios, lawn furniture, window boxes, etc.

I used ss on mine.but for laughs.the FW factory installed the deck with hundreds of ck not bonded to stringers.and that lasted probably 12 years or so before the rot started to get bad.I used a combination of 3M 4200 and the ss screws.then had a shop do the final 'glassing and 's gotta last longer than the crap job the factory holes.carpet to hold moisture. The top-selling product within Deck Screws is the DeckLok 10 x 2-3/4 in. This Stainless Steel deck fastener is designed for all outdoor wood construction. These are available in Grades 305 and 316 stainless steel for superior corrosion resistance. These premium quality deck screws feature extra deep star drive recesses, Type 17 auger tips, trim heads or reinforced flat heads.

Re: Deck scews, can I use coated deckmate screws? Cap-Tor xd screws are specifically designed to fasten composite and PVC decking. Deckfast Stainless 305 for hardwood, cedar, redwood and pressure treated decking are extremely versatile fasteners.

Home depot stainless steel deck screws