16PCS Combination Drill Bit Set, Combination Drill Bit Set

• Customized: Customized
• Standard: DIN
• Length: Stub-Length
• Type: Gun Drill Bit
• Usage: Wood Drilling, Metal Drilling, Masonry Drilling
• Material: 4241 H.S.S
• Model NO.: 0803416
• Twist Drill Finish: Amber Color
• Masonry Drill Finish: Satin Finish
• Wood Drill Finish: Black
• Twist Drill Material: 4241HSS
• Masonry Drill Material: Carbon Steel
• Wood Drill Material: Carbon Steel
• Transport Package: Carton
• Specification: 2-8mm, 4-10mm, 4-10mm
• Trademark: CROWNMAN
• Origin: China
• HS Code: 8207509000

Product Description

16PCS Combination Drill Bit Set
1. Twist drills are made of 4241 high-speed steel, construction drills are made of 45# carbon steel, and carpentry drills are made of 45# carbon steel.
2. The process of these three drill bits:
1) Rolled and edge-cleaned roasted jute twist drill: according to DIN338 standard, the material is 4241#HSS, rolled, the whole drill bit is heat-treated in a salt bath furnace, and the hardness reaches HRC60; the opening angle of the head is 118°, and the opening angle of the head is more than 4mm. The diameter error of the drill bit is within 3 wires; the surface of the drill bit is roasted yellow.
2) Powerful milling sandblasting construction drill: according to the national standard, the material is 45# carbon steel, heat treatment; milling by automatic milling machine, surface sandblasting; the cutter head is YG8C forming cutter head;
3) Ordinary margin woodworking drill: according to the national standard, the material is 45# carbon steel, rolled (margin);
3. The specifications of these three drills:
1)Twist drill bits:2/3/4/5/6/8mm;
2)Masonry drill bits:4/5/6/8/10mm;
3)Wood Working drill bits:4/5/6/8/10mm;
4. APPLICATION--Can be used to drill holes in metals, plastics, and woods.
5. PACKING--Plastic box packaging, easy to store and carry, but also anti-rust.

Brand	CROWNMAN
Name	16PCS Combination Drill Bit Set
Size	Twist drill: 2-8mm, Masonry Drill: 4-10mm, Wood drill: 4-10mm
Material	4241 HSS/Carbon steel
Application	Use to drill holes in metals, plastics, and woods
Color	Amber Color
Packing	Plastic Box

 

ABOUT US:
CROWNMAN is a professional tool supplier with more than 30 years of experience. It is located in the hometown of tools production in Zhangjiagang city, Jiangsu Province, adjacent to the Port of Shanghai, which facilities transportation a lot.

CROWNMAN brand tools pursue affordable and quality reliable. We have a precise product positioning, it is a strict selection of economic and practical, stable quality products.

Now there are more than 20 existing categories of tools, and over 3000 products in around 1000 square meters of warehouse with ready stock for shipment. With a super-large area of the warehouse, no product quantity order requirements, and quick delivery of the supply capacity.

The stable and mature procurement system is an important guarantee of the brand, thus, for each product we will review the product industry base, repeat comparisons, and test, to select products suitable for the customer market.

And quality inspection is the key to ensuring the product. Thus, every product will be tested according to the strict quality inspection process: Appearance Inspection, Functional Inspection, and technical parameters inspection.

Join us, and let us grow together to win the market.

WHY CHOOSE CROWNMAN?
Competitive Price - The mature supply chain system and large warehouse ensure that our products are highly competitive in cost and price.

Superior Quality - Quality supervision of the whole process of production from raw materials, manufacturing, packaging, and warehousing to container loading.

On-Time Delivery - The mature logistics management system and geographical advantage ensure that our OTD rate reaches 100%.