Features:

*6 most commonly-used sizes to satisfy all your needs: 3mm, 4mm, 5mm, 6mm, 6.5mm, 8mm

*Using high speed steel 4241, the surface of plating process, in at the same time, wear resistance is very high.

*Fully ground spiral groove design quickly decreases friction and heat for a faster and cooler drilling performance. 

*135-degree split point with straight shank prevents walking and makes drilling precise and faster. 

*No center punch is needed.

*Suitable for Cutting Hard Metal such as Stainless Steel, Steel and Cast Iron as well as Wood, Aluminum Alloy, and Other Softer Metals, including tiles, concrete, tiles, bricks, wood, plastic, glass, masonry and more. 

*The product has edges and high drilling efficiency. The center of the product has serrations, and with its help, the drill can continue to drill horizontally after drilling.

*Easy to install, suitable for most of electric drill

*Drilling need matching with cooling liquid, cooling liquid not included in the package.

Usage Scenarios:

1.Suitable for holing, cutting on wood, soft metal, aluminum plate, iron, etc.

2.suitable for drilling and cut grooving processing on thin wood plate, wood, aluminum, and plastic boards

Specifications:

*Item Type: Drill Bits

*Material: High-Speed Steel 4241

*Surface treatment: plating

*Structure: Saw & Drill

*Application: Woodworking, Aluminum Alloy, Plastic Board Drilling And Cut Grooving

*Product sizes: 3mm, 4mm, 5mm, 6mm, 6.5mm, 8mm

*Quantity: 1pc

*This is a 3 in 1 serrated drill:

Function 1: Can be used as a drill

Function 2: Can be used as a sawtooth groove

Function 3: Can be used as a saw blade on the surface of wood

Package Contents:

1 * Serrated Drill Bit (3mm/4mm/5mm/6mm/6.5mm/8mm) 

Note:

1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.

2. Please allow slight manual measurement deviation for the data.

Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.

We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping address.

Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

It takes about 7-15 working days to US; about 10-30 working days to other countries. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via "Ask seller a question" . We will reply your email within 24 working hours.