3/16" #10 Countersink Drill Bit. It is made of high-speed steel and has a 3/16" diameter. It is suitable for use in wood, plastic, and metal. Bits are pre-drill and countersink. The 1/4 in. Quick Change Hex Shanks allow for quick size changes. The drill bit length is adjustable to allow for precise depth control.

• Ideal for pre-drill and countersink
• Designed for use in Drill Drivers
• 1/8 In. Hex for adjusting drill bit length
• 1/4 In. Quick Change Hex Shank