This screw has a deep thread that provides maximum holding power in soft woods and man-made boards. Type-17 point provides easier starting and penetration, and Black Oxide finish provides marginal corrosion resistance.

• Flat head w/ nibs
  
  
• Phillips drive
  
  
• Nibs: self countersinks in most types of wood insuring a nice smooth set
  
  
• Deep Thread: maximum holding power in most varieties of wood
  
  
• Black Oxide: basic corrosion resistance
  
  
• Type-17 Point: sharp fluted tip that reduces torque, allows quicker starting and penetration & reduces wood splitting
  
  
• NBH Number: 2527