3/8 Inch Drill Jig Guide Round Twist Step Drill Bit Set Hex Shank with Stop Collar For Manual Pocket

Description:

3/8 Drill Jig Guide Round Twist Step Drill Bit Set Hex Shank with Stop Collar For Manual Pocket Hole 9.5mm

Specifications:

Features:

- Used for wood hole punching&positioning, aluminum punching, thin metal punching, etc.

- Open out two holes one-time, sharp and high hardness.

- Positioning the depth freely, easy and relaxing while processing.

- Rustproof, durable, convenient to maintain.

Instructions:

Adapts the height of drill;

Clips the plank;

Put the drill into the hole to reach the plank;

Pull the drill 5mm higher, remember not to against the plank while starting the drill;

Switch on the drill to reach 500 rotating speed, 1500 rotating speed is the best;

Slowly at the first, quicken the rotating speed when the drill head has been drilled into half or full.

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