Bosch Extra Hard Double-Ended Screwdriver Bit Set

WhatsApp Order
The Bosch Extra Hard Double-Ended Screwdriver Bit Set features S2 Modified Steel and optimised heat treatment for extra-hard quality and durability . The tapered torsion zone absorbs force and vibrations, coping easily with torque peaks . The 1/4″ hex shank provides maximum torque transmission in three-jaw chucks and 1/4″ internal hex tool holders . The 65mm length provides a good balance between reach and manoeuvrability . Supplied in a 10-piece set with PH2/PH2 tips. Part number: 2608521039. Country of Origin: Taiwan . Suitable for carpenters, joiners, furniture assemblers, and construction professionals.
Description

Table of Contents

Bosch Extra Hard Double-Ended Screwdriver Bit Set

PRIMARY USES

1. Versatile Screwdriving with Double-Ended Efficiency
Primary Use: A set of 10 Extra Hard double-ended screwdriver bits (PH2/PH2 tips, 65mm length, 1/4″ hex shank) used for universal screwdriving with screwdrivers, drill drivers, and impact drivers. Essential for furniture assembly, cabinet making, joinery, and general construction applications.
How it helps: For carpenters, joiners, furniture assemblers, and construction professionals, the double-ended design offers increased versatility and convenience by allowing users to switch between two identical PH2 bits without needing to change them, saving time and effort . The S2 Modified Steel and optimised heat treatment process results in extra-hard quality for adequate performance in all tasks . The tapered torsion zone copes easily with torque peaks as it absorbs force and vibrations when screwdriving, extending bit life . The 65mm length provides a good balance between reach and manoeuvrability, making it suitable for various drilling and driving tasks .
2. Furniture and Cabinet Assembly
Primary Use: Drives Phillips screws into wood for furniture assembly, cabinet installation, and joinery work.
How it helps: The extra-hard S2 Modified Steel construction ensures the bit maintains its shape even under heavy use, preventing cam-out and damage to screw heads. The 65mm length provides access to screws in recessed areas while maintaining control. The PH2 size is the most common Phillips head size, suitable for the majority of wood screws used in furniture and cabinet construction.

SECONDARY USES

1. General Construction: Drives screws in framing, decking, and structural applications.
2. Joinery and Carpentry: Drives screws for timber joints, frames, and structural connections.
3. DIY and Home Improvement: Drives screws for shelving, curtain rails, and general household projects.
4. Professional Trades: Suitable for electricians, plumbers, and general contractors for screwdriving tasks on site.
About brand
**Bosch** is a leading German brand founded in **1886**, renowned for its high-quality, innovative, and reliable engineering solutions. In the hardware industry, Bosch is best known for its durable power tools, measuring equipment, and accessories, trusted by professionals and DIY users worldwide. With a strong focus on performance, precision, and innovation, Bosch continues to set the standard for quality in construction, manufacturing, and home improvement.
KEY PRODUCT FEATURES

1. BASIC IDENTIFICATION ATTRIBUTES

  • Device Type: Screwdriver bit; not a medical device.
  • Designation: Bosch Extra Hard Double-Ended PH2 Screwdriver Bit Set
  • Order Number: 2608521039 
  • Tip Type: PH2/PH2 (Phillips No. 2, double-ended) 
  • Length: 65mm 
  • Shank Type: 1/4" Hex 
  • Material: S2 Modified Steel 
  • Pack Quantity: 10 pieces 
  • Country of Origin: Taiwan 

2. TECHNICAL & PERFORMANCE PROPERTIES

  • Primary Action: Screwdriving via Phillips head bits and hex shank.
  • Material: S2 Modified Steel for extra-hard quality 
  • Heat Treatment: Optimised process for adequate performance 
  • Torsion Zone: Tapered design copes easily with torque peaks 
  • Shank: 1/4" Hex for maximum torque transmission 
  • Design: Double-ended for extended bit life and versatility 
  • Compatibility: Fits tools of most brands 
  • Application: Universal screwdriving with screwdrivers, drill drivers, and impact drivers

3. PHYSICAL & OPERATIONAL PROPERTIES

  • Preparation: Insert the bit into the drill driver, screwdriver, or impact driver chuck and tighten securely.
  • Usage Instructions: Position the bit into the Phillips screw head. Apply steady pressure and drive the screw at appropriate speed. The torsion zone absorbs vibrations for extended bit life. When one end wears out, flip the bit to use the other PH2 tip.
  • Storage Conditions: Store in a dry place. Keep in the supplied packaging to prevent loss and damage.
  • Cleaning: Clean bits after use with a soft cloth. Remove debris from the tips.

4. SAFETY & COMPLIANCE ATTRIBUTES

  • Safety Classification: Screwdriver bit; no laser or electrical hazards.
  • Material Safety: S2 Modified Steel construction
  • Packaging: Combined carton/plastic packaging, blister pack 
  • Regulatory: Complies with relevant safety standards.
  • Warranty: 1 year guarantee

5. STORAGE & HANDLING ATTRIBUTES

  • Storage: Store in a dry, secure place. Keep in the supplied packaging to prevent loss and damage.
  • Inspection: Regularly inspect bits for wear or damage. Replace worn bits to prevent cam-out and screw damage.
  • Usage: Use appropriate speed and pressure for the screw size and material. Do not exceed recommended torque limits.
SAFETY HANDLING PRECAUTIONS

1. SAFETY PRECAUTIONS

Operational Safety: Always wear safety glasses when using power tools. Ensure the bit is securely tightened in the chuck before use. Do not wear loose clothing or gloves that could become entangled in the tool.
Tool Safety: Use the correct bit size for the screw head. Worn or damaged bits can cause cam-out and damage to screw heads. Allow bits to cool between uses.
Maintenance: Clean bits after use. Do not use aggressive cleaning agents. Store in a dry place to prevent rust.
Training requirement: No specialised training required. Basic instruction on proper bit selection and tool operation is recommended.

2. FIRST AID MEASURES

Eye Exposure: Not applicable for normal use.
Skin Contact: Not applicable for normal use.
Inhalation: Not applicable for normal use.

3. FIRE FIGHTING MEASURES

Flammability: The bits themselves are not flammable. Packaging may burn if exposed to fire.
Extinguishing Media: Use water spray, foam, dry chemical powder, or carbon dioxide (CO₂) for fires involving packaging.
Fire Response: In event of fire, evacuate the area and call emergency services. Use appropriate extinguishers.