1.5/2/3/4mm HSS Combined Center Drills Hardness

Dear customers, welcome to my store. We are an online store where you can purchase all your electronics, home appliances, kiddies items, fashion items for men, women, and children; cool gadgets, groceries, automobile parts, and more on the go. Our store is a dedicated to creating high-quality and , allowing you to enjoy a . Your support is our greatest driving force. All the our store are sold at the lowest price, and the quality is guaranteed. If you need it, please rest assured to buy, we will provide you with a comfortable shopping experience every time. As are launching new products every day, please follow our store and pay more attention, you will get the information of our latest products as soon as possible. Clicking on the seller information to enter our what you needs, after placing an order, we will deliver the goods for you at the frist time. Thank you and have a nice day!

Description:

Application: center hole shaft and other parts of the end face machining.
Cutting light, good chip, high hardness, help protect the body's tissues are worn prolong life
High strength, tight adhesion between the substrate and the coating.
Use: Prefabricated pinpoint hole machining, guide twist drill hole machining, reduce errors.
The role of the central hole and the structure: Center hole is positioned based on the top surface of the workpiece shaft installed. 60 with 60 top of the center hole compatible; small hole in the end, to ensure the cone with the top cone with the apt, and can store a small amount of oil.

Specification:

Material: HSS

Size Chart:

1.5mm
Shank Diameter: Approx. 4mm/0.16inch
Length: Approx. 36.5mm/1.44inch
2mm
Shank Diameter: Approx. 5mm/0.20inch
Length: Approx. 41mm/1.61inch
3mm
Shank Diameter: Approx. 8mm/0.31inch
Length: Approx. 44.5mm/1.75inch
4mm
Shank Diameter: Approx. 10mm/0.39inch
Length: Approx. 57mm/2.24inch

Package Includes:

1 Piece Type A Titanium

flange screws;m6 flange head bolt;hex head flange bolts;titanium 6mm flange bolts;titanium m6 x 35mm hex head flange bolt ;flange bolt fastener;metric flange bolts