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CLE-LINE Extra Long Drill Bit: 1/2", 18" Overall Lg, 118° Notched Point - High-Speed Steel Extended-Length Drill Bits
CLE-LINEHigh-Speed Steel Extended-Length Drill Bits

CLE-LINE Extra Long Drill Bit: 1/2", 18" Overall Lg, 118° Notched Point

The CLE-LINE Extra Long Drill Bit (1/2", 18" Overall Lg) is a high-speed steel extended-length drill bit with a 118° Notched Point and Black Oxide HSS finish (MPN C20497). It is designed for deep-hole drilling…

SKU 3G-OTH-207438

Also listed as: C 20497 · C-20497

Brand
CLE-LINE
Item
Extra Long Drill Bit: 1/2", 18" Overall Lg, 118° Notched Point
Category
High-Speed Steel Extended-Length Drill Bits
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CLE-LINE
Manufacturer Part Number
C20497
Type
Black Oxide HSS
Overall Lg
18"
Notched Point
118°

Technical Documents

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CLE-LINE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CLE-LINE Extra Long Drill Bit (1/2", 18" Overall Lg) is a high-speed steel extended-length drill bit with a 118° Notched Point and Black Oxide HSS finish (MPN C20497). It is designed for deep-hole drilling applications requiring extended reach.

Frequently Asked Questions

What is the CLE-LINE Extra Long Drill Bit used for?

The CLE-LINE Extra Long Drill Bit is designed for deep-hole drilling in metal, wood, and plastic where standard-length bits cannot reach. Its 18" overall length and 118° notched point enable precise entry and chip evacuation in industrial maintenance, fabrication, and construction applications.

What are the specifications of the CLE-LINE Extra Long Drill Bit?

This CLE-LINE bit has a 1/2" diameter, 18" overall length, and a 118° notched point. It is made from black oxide high-speed steel (HSS) for heat resistance and reduced friction. The manufacturer part number is C20497.

Where to buy the CLE-LINE Extra Long Drill Bit worldwide?

3G Electric supplies the CLE-LINE Extra Long Drill Bit worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this bit and arrange international shipping.

How to select the right CLE-LINE Extra Long Drill Bit?

Select based on hole depth and material. For holes deeper than standard bit length, choose an extended-length bit like this 18" CLE-LINE model. Match the diameter to your fastener or clearance requirement. The black oxide HSS construction suits ferrous and non-ferrous metals.

Used in

Common applications for CLE-LINE
Structural steel fabrication — CLE-LINE cobalt annular cutters for drilling bolt holes in beams and girders
Maintenance and repair — CLE-LINE taper-shank drill bits for reaming and drilling in machine shops
Metalworking — CLE-LINE tap wrenches for manual threading of holes in steel plates
Construction — CLE-LINE HSS drill bits for drilling into mild steel and alloy steel components
Automotive repair — CLE-LINE annular cutters for cutting holes in chassis and frame members
General machining — CLE-LINE taper-shank drill bits for use on drill presses and lathes

CLE-LINE Products

3G Electric supplies CLE-LINE high-speed steel extended-length drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
CLE-LINE Jobber Length Drill Bit: 3/64", 135° Point, Black Oxide HSS (MPN C23214)
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CLE-LINE Jobber Length Drill Bit: Letter V, 135° Split Point, Black Oxide HSS (MPN C23120)

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