ROCK-ON #9 X 2-1/4 CEMENT BOARD 100CT
*Callout Size: No. 9
*Length: 2-1/4 in.
*Drive Style: Star
*Head Type: Round Head
*Material: Steel
*Product Type: Cement Board Screws
*Container Size: 100 per box
*Number in Package: 100 pk
*Self Tapping: Yes
*Packaging Type: Clamshell
*Driver Bit Included: Yes
*Indoor or Outdoor: Indoor and Outdoor
*Color: Gray
*Self Drilling: Yes
*Thread Type: Serrated