4PCS HSS Tin-Coated Countersink Drill Bit (GMA0041)

• Customized: Customized
• Standard: JIS, AISI, API, Many
• Length: Many
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: GMA0041
• Type: Countersink Drill Bit
• Material: High Speed Steel
• Usage: Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling
• Delivery Time: 15-35days
• Surface Treatment: Ti-Coated
• Inch Size: Available
• Drill Bits Set: Available
• Transport Package: Wooden Box
• Specification: Many
• Trademark: GOLDMOON
• Origin: Jiangsu
• HS Code: 82075090
• Production Capacity: 50 Thousand Sets Per Month

Product Description

Product Description

 

Product name	4PCS HSS Tin-coated Countersink Drill Bit (GMA0041)
Item	GMA0041
Desciption	This drill bit is machined from carbon steel                        For use on rotary and percussion drills.For drilling in concrete, reinforced concrete, brick, block and masonry, etc.
Surface treatment	Galvanized finish, Nickel Plated, Chrome coated, Black finish, Sandblasted finish.
Material	can be selected according to customers' requirements.
Drill Bits set	available
Package	Aluminum box, color sleeve or color box is optional
MOQ	1set for sample testing

Material: High Speed Steel 4241
Surface: Titanium Plated
Handle: Hexagon Shank
Quantity: 4pcs
Scope: Used for the hardness of the material which is below 25°, like iron borad, steel board, PVC board, Insulation board, 4mm thickness within the timber, ect.

Specification:
Step drill: 4~12mm (4,6,8,10,12mm), 5 steps
Saw Drill: 6mm
Contrersink: 12.4mm 90 Degree
Tapered cone drill: 8~20mm

Features:
High speed steel material, more durable.
Titanium coated to reduce friction and run cooler
No need for a pilot hole, can automatically deburr holes as you drill.
4pcs combination, can meet different demands.
Working with water cooling, can effectively extend the service life of bit, drilling speed 250-400 recommended.
Suitable for use in hardness under 25 ° artifacts, such as carbon steel plate, sheet iron, insulation board, PVC board,wooden board, plate thickness under 4mm.

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Why choose us

FAQ

Q: What can we provide ?

A: We are a professional manufacturer of hole saw and have our own packing centre. Through more than 10 years of effort, we have worked together with many good manufactuers of different tools as an exclusive tool club. We can provide our factory direct price for a vast range of products, including power tool accessories, hand tools, combination kits, etc.

Q:What is the shipping port?

A: We ship the goods via Shanghai port.

Q:How about the sample?

A: The samples will be sent to you via express and arrive in 3-5 days. You can use your own express account or prepay us if you do not have an account

Q:How do you control the quality?

A: We will make samples before mass production, and mass production will be arranged after samples approved. Doing 100% inspection during production, then do random inspection before packing, taking pictures after packing.

Shipping way

1. Small quantity: by international air express, within 3-7days arriving

2. Large quantity: by ocean cargo, arriving time depends on customers destination

Our service

1. 24hours online technical support (telephone and email)

2. 100% Satisfaction Guarantee

3. Engineers are available

Please contact with me when you gonna order,we will answer back ASAP.