Backer-On Rock-On Backer Rock-On No. 9 x Star Flat Head Cement Board Screws

$6.99

Backer-On – 23500 – Rock-On No. 9 x 1-1/4 in. L Star Flat Head Cement Board Screws 185 Pk

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

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Backer-On Rock-On 1-1/4 in. cement board screws are designed for attaching Hardie Backer or equivalent fiber cement backer board to wood or light gauge steel studs. Backer-On Rock-On’s patented serrated head design countersinks for flush seating at any angle providing a smooth surface for tile. The Star drive recess with T-25 bit provides Stikfit for 1-handed installation. Backer-On Rock-On screws feature a Climacoat corrosion-resistant finish that prevents rust from bleeding into the grout and are perfect for use in high-moisture areas such as baths showers countertops and floors. Conforms to ANSI A108.11 for cement board attachment. Backer-On Rock-On screws can be installed with a standard impact or drill/driver and product) for cement board fastening done right.

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Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.

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The following conditions must be met:

1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.

Backer-On Rock-On Backer Rock-On No. 9 x Star Flat Head Cement Board Screws