Linear Tools BS4 HSS Double-Ended Centre Drill Bit 1/8 Inch
BS4 high-speed steel double-ended centre drill bit (1/8 inch). Features a 60° countersink & 118° point for precise metalworking.
The Linear Tools BS4 HSS Double-Ended Centre Drill Bit is a precision-engineered tool crafted from high-speed steel, designed for superior durability and cutting performance. Featuring a right-handed cutting action, it is manufactured to the exacting British Standard BS 328:1972, ensuring consistent quality and reliable operation for professional and workshop use.
This double-ended drill bit offers exceptional versatility, with each end serving a distinct purpose. One end features a 60° inclusive countersink angle, ideal for creating precise chamfers and countersinks for screws and fasteners. The opposite end is ground to a standard 118° point, perfect for drilling accurate pilot holes and centring operations, ensuring your workpieces are perfectly aligned.
Specifications & Features
- High-Speed Steel Construction: Provides excellent hardness and heat resistance, extending tool life and maintaining a sharp cutting edge.
- Double-Ended Design: Combines two essential functions in one tool, offering great value and convenience.
- 60° Countersink Angle: Creates clean, accurate chamfers to accommodate screw heads.
- 118° Standard Point: Delivers efficient cutting and accurate centring for pilot holes.
- BS 328:1972 Compliant: Manufactured to a recognised British Standard for guaranteed dimensional accuracy and performance.
Part of the Linear Tools – Centre Drills BS Style range, this drill bit is an essential addition to any machinist's, engineer's, or hobbyist's toolkit for lathe work, milling, and general metalworking tasks where precision is paramount.
- Lathe work for creating centre holes
- Milling operations requiring precise centring
- General metalworking and machining
- Creating chamfers and countersinks for fasteners
- Material: High-Speed Steel (HSS)
- Cutting Action: Right-Handed
- Standard: BS 328:1972
- Countersink Angle: 60° Inclusive
- Drill Point Angle: 118° Standard
- Drill Bit Size (Metric): 3.175 mm
- Drill Bit Size (Imperial): 1/8 Inch
- Product Range: Linear Tools - Centre Drills BS Style
- SVHC: No SVHC (17-Jan-2023)
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your basket and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
Recommended Products
Similar Products
You may like
