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China factory - ZHANGJIAGANG FLAME MACHINERY CO.,LTD.

ZHANGJIAGANG FLAME MACHINERY CO.,LTD.

  • China,Yangzhou
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  3. 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel
China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel
China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel

  1. China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel
  2. China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel
  3. China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel
  4. China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel
  5. China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel
  6. China 6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel

6542 5.0mm HSS Drill Bit Black Amber Surface Hss 4241 Steel

  1. MOQ： 500PCS
  2. Price： 0.05-0.5$/PCS
  3. Get Latest Price
Shank Straight Shank
Payment Terms T/T, L/C, D/P
Supply Ability 400,0000Pcs Per Mouth
Delivery Time 30-45days
Packaging Details Plastic box,Double Blister card
Material 4241/4341/6542
Surface black and amber
Size 5.0mm
Oem Acceptable
Point angle 118° degrees
Name HSS Straight Shank Twist Drill Bit
Standard DIN / ANSI / Aircraft
Type Twist Drill Bit
Process roll forged
Hardness HRC62
Brand Name XRTOOLS
Model Number 5.0MM
Certification ISO9000
Place of Origin JIANG SU

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  1. Product Details
  2. Company Details

Product Specification

Shank Straight Shank Payment Terms T/T, L/C, D/P
Supply Ability 400,0000Pcs Per Mouth Delivery Time 30-45days
Packaging Details Plastic box,Double Blister card Material 4241/4341/6542
Surface black and amber Size 5.0mm
Oem Acceptable Point angle 118° degrees
Name HSS Straight Shank Twist Drill Bit Standard DIN / ANSI / Aircraft
Type Twist Drill Bit Process roll forged
Hardness HRC62 Brand Name XRTOOLS
Model Number 5.0MM Certification ISO9000
Place of Origin JIANG SU
High Light 4241 HSS Black Amber Drill Bit | Roll Forged 6542 Steel Grade ，118° Standard Point HSS Twist Drill Bit | Wood Plastic Metal DIY ，Corrosion Resistant Black Gold HSS Drill Bit | 1mm-13mm Range

HSS 4241 Roll Forged Drill Bit – Black & Gold Finish

 

Product Description

The 4241 roll forged drill bit is an economical and versatile solution for general-purpose drilling. Manufactured from HSS 4241 grade and enhanced with a black and gold surface finish, it offers improved wear resistance, reduced friction, and better chip evacuation compared to bright-finish drill bits. This series is widely used for woodworking, plastics, and light metal drilling, making it ideal for DIY users, workshops, and light industry applications. Produced by XINGRUI, the drill bits combine affordability with dependable quality.

Production Process

These drill bits are produced using roll forging technology, where heated high-speed steel rods are rolled into shape. This process ensures toughness, dimensional consistency, and cost efficiency. Unlike fully ground bits, roll forged drill bits are less brittle and more impact resistant, making them suitable for everyday drilling tasks. The black and gold finish not only provides corrosion protection but also reduces heat build-up during operation.
 

Applications

 
Woodworking: Softwood, hardwood, plywood, MDF, chipboard
 
Plastic Drilling: PVC, acrylic, polycarbonate, and other polymers
 
Light Metals: Aluminum, copper, brass, zinc, and mild steel
 
DIY & Home Projects: Furniture assembly, household installations, small repairs
 
Workshop Use: General-purpose drilling where premium cobalt or M2 bits are not necessary
 
 
⚠️ Not recommended for stainless steel, high-carbon steel, or hardened alloys.
 

Key Advantages

 
Made from HSS 4241, ensuring a balance of hardness and toughness
 
Roll forged process – economical and durable
 
Black & gold finish – corrosion-resistant and reduces friction
 
Standard 118° point angle – smooth drilling with minimal walking
 
Wide size range available – both metric and inch sizes
 
Specifications (Metric Sizes: 1.0 – 13.0 mm, 0.5 mm increment)
 
Diameter (mm) Overall Length (mm) Flute Length (mm)
1.0 34 12
1.5 40 18
2.0 49 24
2.5 57 30
3.0 61 33
3.5 70 39
4.0 75 43
4.5 82 47
5.0 86 52
5.5 93 57
6.0 93 57
6.5 101 63
7.0 109 69
7.5 109 69
8.0 117 75
8.5 117 75
9.0 125 81
9.5 125 81
10.0 133 87
10.5 133 87
11.0 151 109
11.5 151 109
12.0 151 109
12.5 151 109
13.0 151 109
 
Inch sizes from 1/16" to 1/2" also available.
 

Packaging Information

 
Bulk Pack: 10 pcs or 20 pcs in PVC bags or plastic tubes
 
Retail Pack: Blister cards, color boxes, or plastic cases with size marking
 
Set Options: 13-piece, 19-piece, 29-piece drill bit sets in metal or plastic cases
 
OEM/ODM: Custom logo laser marking, private label, and tailor-made packaging available
 

FAQ

Q1: Can 4241 drill bits cut stainless steel?
No, they are intended for wood, plastics, and light metals. For stainless steel, use M35 cobalt drill bits.
 
Q2: What is the benefit of black & gold finish?
It reduces friction, prevents premature wear, and enhances chip evacuation.
 
Q3: How does roll forged compare with fully ground bits?
Roll forged bits are more affordable and tougher, while fully ground bits offer higher precision and are better for hard metals.
 
Q4: Are custom sets available?
Yes, we provide metric and inch sets, with options for customized packaging.

 

 

 

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2018

  • Total Annual:

    500-600

  • Employee Number:

    135~150

  • Ecer Certification：

    Verified Supplier

Jiangsu Xing Rui Precision Tools Co., Ltd. is a leading manufacturer of high-quality cutting tools in China, established in 2008 and located in Danyang, Jiangsu Province—a major hub for cutting tool production with convenient transportation for global logistics. Main Products We speciali... Jiangsu Xing Rui Precision Tools Co., Ltd. is a leading manufacturer of high-quality cutting tools in China, established in 2008 and located in Danyang, Jiangsu Province—a major hub for cutting tool production with convenient transportation for global logistics. Main Products We speciali...

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Get in touch with us

  • Reach Us
  • ZHANGJIAGANG FLAME MACHINERY CO.,LTD.
  • No. 16 Wenchang Road, Huicun Village, Dinggou Town, Jiangdu District, Yangzhou City,Jiang Su Province.
  • https://www.hss-drillbit.com/

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