10-12 x 1 1/2 Phillips Oval Self Tapping Screw Type A Number Six Head Fully Thrd Zinc D127B188B They have a flat undercut

They have a flat undercut head and a Phillips drive

this screw provides ample holding power for decks

It is also commonly used in electronics and other small projects

Its 3/8-16 thread size ensures a secure hold

it effectively prevents loosening due to vibration or shock

10-12 x 1 1/2 Phillips Oval Self Tapping Screw Type A Number Six Head Fully Thrd Zinc D127B188B They have a flat undercutThese 10 12 x 1 1 2 Phillips Oval Self Tapping Screw Type A Number Six Head Fully Threaded Zinc are designed for use in a variety of applications. They are made of durable zinc plated steel and feature a Phillips drive head for easy installation. The self tapping design allows the screws to create their own threads as they are driven into the material, eliminating the need for pre drilling. These screws are ideal for use in metal, wood, and plastic.