Feature

●Size: 1/4" shank diameter hexagonal shaft
●Package: 8 x center drill + 8 x drill bit + 1 x hex wrench Copper exterior, high-speed drill core, electroplating appearance
●Precise positioning precision, no slippage and wood shavings are automatically extracted from the holes on both sides of the drill to ensure no pinching
●When drilling the holes, please adjust it according to the hardness of the wood. If the wood is fluffy, you can choose a smaller size, or if it is hard, you can choose a suitable or larger size
●Product Acception: We accept all products shipped are brand new and unused. Additionally, each side meets industry standards requirements for quality, standards and performance. If you receive the product damage,please contact us immediately. We will urgent return and refund policy. Buy with confidence! "Please be aware that the response will be delayed during the holidays. "


Description

5/64 inch: about 0.08 inch (2 mm) opening diameter, about 0.09 - 0.1 inch (2.2 - 2.8 mm) self tapping screws.

7/64 inch: about 2.8 opening diameter, about 3-3.5 mm self-tapping screws.

9/64 inch: about 3.5 mm opening diameter, about 4-4.5 mm self-tapping screws.

11/64 inch: about 4.5 mm opening diameter, about 5-5.5 mm self-tapping screws.

5 : about 5mm opening diameter, about 5.5-6mm self tapping screws.

13/64 inch: approx. 0.2 inch (5.1 mm) opening diameter, approx. 0.2 - 0.2 inch (5.6 - 6.1 mm) self tapping screws.

1/4 inch: about 6.3 mm opening diameter, about 6.8-7.3 mm self-tapping screws.