Feature(may vary by option.)

●Application: For pilot hole drilling and countersinking of iron, aluminum and wood materials.
●Supported Tools: Impact driver, electric drill
●Recommended RPM: Less than 3,000 rev/min
●Material: plain steel
●Target Material: Iron, aluminum, wood
●Size (D x D2): 0.1 x 0.4 inch (3 x 9 mm)
●Dimensions (L x SL): 3.4 x 0.6 inches (87 x 15 mm)
●Shaft Diameter: Hex shank

[3.5×10mm]

[3×9mm]

[4×10.5mm]

Description

It can also be drilled and countersunk processing not only wood, but also iron and aluminum.
By removing the plate, the head of the screw will sit neatly and achieve a beautiful finish.
Dishwashing angle is 90 degrees.
Includes flat surface to set drill stopper (sold separately)
Cross thinning processing on the blade makes it difficult to slip and position easily.
The L-angle holes and countersunk processing are easy.

How to use and use
Dishwashing Treatment: If you want to sink the screw head neatly in a small amount of dishes.
Stopper Set: Both countersink processing and embedded holes can be set with a drill stopper (sold separately) to remove dishes at a certain depth for improved work efficiency and a cleaner finish.
(Drilling under the L Angle and Countersunk Processing) It is also compatible with iron, so you can drill the bottom of the L angle and remove dishes.
Of course, you can also drill the underneath the wood and remove dishes.