Backer-On - Wesson Hardware https://www.wessonhardware.com Thu, 01 Jan 2026 01:34:59 +0000 en-US hourly 1 https://www.wessonhardware.com/wp-content/uploads/2021/03/favicon.png Backer-On - Wesson Hardware https://www.wessonhardware.com 32 32 190378468 Backer-On Rock-On No. 9 X 2-1/4 in. L Star Flat Head Cement Board Screws 100 pk https://www.wessonhardware.com/product/backer-on-rock-on-no-9-x-2-1-4-in-l-star-flat-head-cement-board-screws-100-pk/?utm_source=rss&utm_medium=rss&utm_campaign=backer-on-rock-on-no-9-x-2-1-4-in-l-star-flat-head-cement-board-screws-100-pk https://www.wessonhardware.com/product/backer-on-rock-on-no-9-x-2-1-4-in-l-star-flat-head-cement-board-screws-100-pk/#respond Mon, 18 Dec 2023 00:02:35 +0000 https://www.wessonhardware.com/product/backer-on-rock-on-no-9-x-2-1-4-in-l-star-flat-head-cement-board-screws-100-pk/ Backer-On Rock-On 2-1/4 in. cement board screws are designed for attaching Hardie Backer or equivalent fiber cement backerboard to wood or light gauge steel studs. Backer-On Rock-On 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 […]

The post Backer-On Rock-On No. 9 X 2-1/4 in. L Star Flat Head Cement Board Screws 100 pk first appeared on Wesson Hardware.

]]> Backer-On Rock-On 2-1/4 in. cement board screws are designed for attaching Hardie Backer or equivalent fiber cement backerboard to wood or light gauge steel studs. Backer-On Rock-On 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 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 T-25 Star drive bit for cement board fastening done right.

  • Patented sharp point offers immediate pick-up and eliminates the need to pre-drill
  • Patented design allows attaching close to edge on cement board, reducing fractures or blow outs
  • Serrated thread forms require less torque for faster installation

 

Specifications:

  • Brand Name: Backer-On
  • Sub Brand: Rock-On
  • Callout Size: No. 9
  • Length: 2-1/4 in.
  • Drive Style: Star
  • Head Type: Flat Head
  • Product Type: Cement Board Screws
  • Number in Package: 100 pk
  • Driver Bit Included: Yes
  • Color: Green
  • Indoor or Outdoor: Indoor
  • Self Drilling: Yes
  • Finish: Zinc-Plated
  • Packaging Type: Clamshell
  • Thread Type: Serrated
  • Application: Multi-Purpose
  • Material: Steel
  • Self Tapping: Yes
  • WHAT’S INCLUDED: T-25 Star Drive Bit

The post Backer-On Rock-On No. 9 X 2-1/4 in. L Star Flat Head Cement Board Screws 100 pk first appeared on Wesson Hardware.

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