Rock-On #9 x 1-5/8 in. Serrated Flat Head Star Drive Cement Board Screws (575-Pack)

$22.00 USD

~~$44.00 USD~~ $22.00 USD

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About This Product

Rock-On 1-5/8 in. cement board screws (575 pack) are the premier fastening solutions for installing cement boards. The patented serrated head design countersinks for flush seating at any angle, providing a smooth surface for tile installation. The star drive recess combined with Stikfit bit supports easy one-handed installations and eliminates cam outs. The premium corrosion resistant finish prevents rust from bleeding into grout, making Rock-On screws the perfect choice for use in high moisture areas such as bathrooms and kitchens.

Highlights

Serrated head design for flush seating even at an angle
Star drive with T-25 bit provides StikfitTM for easy 1-handed installation and eliminates cam-outs
Serrated thread forms require less torque for faster installation
Patented sharp point offers immediate pick-up and eliminates the need to pre-drill
Patented design allows attaching close to edge on cement board, drastically reducing fractures or blow outs
Premium corrosion resistant finish
Use to attach cement board to wood or light gauge steel studs
Ideal for use in high moisture areas such as showers, backsplashes, countertops and floors
Conforms to ANSI A108.11 standards for cement board attachment

Dimensions

Screw Length	1-5/8 in
Size	#9

Details

Drive Style	Torx
Fastener Color	Gray
Fastener Material	Carbon Steel
Fastener Plating	Polymeric Zinc
Fastener Type	Cement Board Screws
Features	Self Tapping
Grade	Not Graded
Head Style	Flat Head
Included	Driver Bit
Interior/Exterior	Interior
Measurement Standard	SAE
Measurement System	Inches
Package Quantity	575
Product Weight (lb.)	4.42 lb
Returnable	30-Day
Thread Pitch (mm)	2.8 mm
Thread Style	Serrated Thread
Threads Per Inch (TPI)	9 TPI

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