PrimeSource offers a wide variety of proprietary branded hand drive fasteners in the Grip-Rite and Pro-Twist brands for both interior and exterior applications.
● Ideal for fiber and cement board applied to wood or steel
● Exterior grade galvanized fasteners are ideal for outdoor construction and used for all types of treated lumber, including ACQ
● Fine thread provides superior holding power when attaching to light gauge steel
● Countersunk head with flat top surface
● Nibs help to remove base material to provide a clean finish
● Standard screw point for fastening into wood and other medium to soft materials
● Recess designed to cam-out before being overdriven
● Includes 1 free bit
![Grip Rite #8 x 1-5/8" Cement Board Screws, Pro-Twist, Wafer Head with Nibs, (5 lb Tub/4 Tubs), #NCBD1585 Grip Rite #8 x 1-5/8" Cement Board Screws, Pro-Twist, Wafer Head with Nibs, (5 lb Tub/4 Tubs), #NCBD1585](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/338775/496531/NCBD1585__86987.1699480766.jpg?c=2)