Power Tools 100% Satisfaction HSS M35 Twist Cobalt Drill Bits

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Power Tools 100% Satisfaction HSS M35 Twist Cobalt Drill Bits

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Product Description

Basic Information

Model NO.

DM4-C001

Length

DIN338, Jobber Length

Type

Twist Drill Bit

Material

High Speed Steel

Usage

Metal Drilling

Size

1-20mm

Surface

Amber Finished, etc

Package

5/10 pieces in a Plastic Box

Specification

MPA, CE, ISO, TUV

HS Code

82075090

Production Capacity

500,000 piece/Month

Product Description

HSS TWIST DRILLS

Drill bits are cutting tools used to create cylindrical holes, almost always of circular cross-section. Bits are held in a tool called a drill, which rotates them and provides torque and axial force to create the hole. Specialized bits are also available for non-cylindrical-shaped holes.

Standard Series: DIN 338 (jobber series), DIN 340 (long series), DIN 1897 (stub series)

⚙️ Manufacturing Process
Fully Ground, Milled, Rolled, Edge Ground.

🧪 Material Grade
HSS4241, HSS4341, HSS6542(M2), HSS Cobalt 5% (M35 Co5%).

✨ Surface Treatment
Black, Bright, Tin-coated, Amber/Coffee, Rainbow Color Finish.

🎯 Application
Drilling steel, cast steel, grey cast iron, malleable iron, sintered metal, low hardness alloyed metals.

Technical Specifications

HSS GRADE	HRC (Rockwell Hardness)
Mo2Cr4Vsi--4241	60-62
Mo3Cr4Vsi--4341	62-65
Mo3Cr4V---9341	63-66
Mo5Cr4V2-6542/M2	63-66
Mo5Cr4V2Co5-M35	64-67 (HSS Co5%)

Applications & Catalogs

Production & Quality Assurance

✅ Over 15 years of specialized producing experience.
✅ 100% Export worldwide including USA, Europe, Middle East, and Africa.
✅ Comprehensive range: SDS, Masonry, Glass & Tile, Step Drills, and Sets.
✅ Proven quality: High sample-to-order conversion rate.

Packaging & Shipping

Plastic pipe/tube packing

Metal/Plastic display box packing

PVC bag with inner paper box

Wooden box for drill sets

Logistics Options:

1. Express: TNT/FedEx/DHL/UPS for samples or small goods (under 45KG).
2. Air/Sea Freight: For batch goods from port to port.
3. Delivery Time: 3-7 days for samples; 2-3.5 weeks for batch orders.

Exhibition & Customer Praise

Frequently Asked Questions

Are you a factory or trading company?

We are a manufacturer with over 15 years' experience in this product category. We can arrange video factory inspections for quality verification.

What is your biggest advantage?

We have a robust quality control system to ensure consistent standards globally. As a direct manufacturer, we provide competitive pricing and quick responses through efficient cost control and production flexibility.

Is OEM service available?

Yes, OEM and customization are available, including engraved or laser logo markers, customized packing, and printed inner/carton boxes.

Are samples available for testing?

Yes, samples can be provided for testing after price confirmation. The sample fee will be returned upon placing an official order.

How can I customize my products?

Please provide your drawings or specifications including material, surface treatment, quantity, and any special technical requirements.

What is your delivery time?

For bulk orders, delivery depends on the factory production schedule. For customized products, it typically takes 15-30 days after receiving the advance payment.