Dowel Drills For Through Holes With Countersink / Countersink Boring Bits

Durable Step Through Hole Drill Bits for Woodworking Machine

YIDIAN Step Through Hole Drill Bits:

YIDIAN Step Through Hole Drilling Bits are specially designed for precise woodworking drilling: It’s fine grain tungsten steel round bar, low temperature welding process to ensure welding quality. The V-type cutting edge and through-hole speed is fast, while the workpiece will not crack.

Each drill bit is packed in an individual package, then outside is a standard export carton box, which is strong enough to protect the products inside. The carton size is according to the quantity of products ordered by clients. Drill bits can also be customized to meet clients’ needs with an MOQ of 50pcs, and an artwork needs to be provided to us to make sure the accuracy of products.

Description:

• Brand Name: YIDIAN
• Color: Orange & Black
• Material: Tungsten Steel
• Rotation Direction: Left (Orange) & Right (Black)
• Shank Type: Round
• Shank Diameter: 10mm
• Overall Length: 70mm
• Characteristics: Long service life, Sharp blade, Strong perforation
• Usage: Use on the drilling machine
• Customization: Supported

Specifications
Rotation Direction	D1 (mm)	D2 (mm)	L1 (mm)	L2 (mm)	S (mm)
R / L	4	10	15	70	10
R / L	4	10	20	70	10
R / L	4	10	25	70	10
R / L	5	8	10	70	10
R / L	5	8	15	70	10
R / L	5	8	20	70	10
R / L	5	8	25	70	10
R / L	5	8	30	70	10
R / L	5	10	10	70	10
R / L	5	10	15	70	10
R / L	5	10	24	70	10

Drill Bit Feature:

• Excellent performance: with excellent workmanship, such perfect replacement for broken chuck.
• Easy to carry and install, convenient to use.
• High quality material makes sure of the wear resistance, durability and stability of the product.
• A variety of sizes can meet all your needs.
• Precise cutting edges help prevent splintering
• Engineered flutes for reliable chip removal
• Suitable for CNC machining centres and drilling machines

About Shipping: BY AIR / BY SEA / BY EXPRESS

We will choose a proper shipping method for our clients according to order quantity. Freight will be updated once we know the destination port.

We will choose the most economical express company to ship our products to our customers quickly and safely.