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CLE-LINE High-Speed Steel Taper-Shank Drill Bit - High-Speed Steel Taper-Shank Drill Bits
CLE-LINEHigh-Speed Steel Taper-Shank Drill Bits

CLE-LINE High-Speed Steel Taper-Shank Drill Bit

The CLE-LINE Taper Shank Drill Bit is a high-speed steel taper-shank drill bit with a 36 mm diameter, 118° point, black oxide finish, and MT4 shank. It is identified by manufacturer part number C21978 and includes…

SKU 3G-OTH-213736

Also listed as: C 21978 · C-21978

Brand
CLE-LINE
Item
High-Speed Steel Taper-Shank Drill Bit
Category
High-Speed Steel Taper-Shank Drill Bits
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

CLE-LINE
Manufacturer Part Number
C21978

Technical Documents

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

Product Description

The CLE-LINE Taper Shank Drill Bit is a high-speed steel taper-shank drill bit with a 36 mm diameter, 118° point, black oxide finish, and MT4 shank. It is identified by manufacturer part number C21978 and includes the specification.4173.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the CLE-LINE Taper Shank Drill Bit used for?

The CLE-LINE Taper Shank Drill Bit is used for drilling large-diameter holes in metal, typically in industrial machining, tool-and-die, and heavy fabrication. Its MT4 shank fits directly into machine spindles, eliminating the need for a chuck. The 118° point and black oxide HSS construction suit general-purpose drilling in steel and alloys.

What are the specifications of the CLE-LINE Taper Shank Drill Bit?

The CLE-LINE Taper Shank Drill Bit has a 36 mm diameter, 118° point angle, black oxide finish, and an MT4 (Morse Taper No. 4) shank. It is made from high-speed steel (HSS) and carries manufacturer part number C21978. The specification attr1235323 is 1.4173, indicating the material or coating standard.

Where to buy the CLE-LINE Taper Shank Drill Bit worldwide?

You can source the CLE-LINE Taper Shank Drill Bit worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine CLE-LINE tooling to industrial buyers internationally.

How to select the correct taper shank drill bit for a machine?

Select a taper shank drill bit by matching the Morse taper number (e.g., MT4) to your machine spindle's socket. Ensure the drill diameter (e.g., 36 mm) is within the machine's capacity. For CLE-LINE bits, verify the shank size and point angle (118°) suit your material. Always check the manufacturer part number, such as C21978, for exact specifications.

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 taper-shank 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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Cross-referenced by specification & description
This high-speed steel taper-shank drill bit features a 38 mm diameter, 118° point angle, black oxide finish, and MT4 shank. It is designed for drilling large-diameter holes in metal, suitable for industrial machining, fabrication, and maintenance applications. The MT4 shank fits directly into machine spindles for heavy-duty drilling in steel, iron, and other alloys
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This high-speed steel taper-shank drill bit features a 38 mm diameter, 118° point angle, black oxide finish, and MT4 shank. It is designed for drilling large-diameter holes in metal, suitable for industrial machining, fabrication, and maintenance applications. The MT4 shank fits directly into machine spindles for heavy-duty drilling in steel, iron, and other alloys
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This high-speed steel taper-shank drill bit features a 40 mm diameter, 118° point angle, and black oxide finish. The MT4 shank is designed for direct mounting in machine spindles, suitable for heavy-duty drilling in metal on lathes, milling machines, and drill presses
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This high-speed steel taper-shank drill bit features a 39 mm diameter, 118° point angle, and black oxide finish. The Morse Taper 4 (MT4) shank allows direct mounting in drill press or lathe spindles with matching taper sockets. Suitable for drilling holes in metal and other industrial materials in machine shop and fabrication applications
High-speed steel taper-shank drill bit with a 45 mm diameter, 118° point angle, and black oxide finish. Features an MT4 Morse taper shank for secure mounting in drill presses and milling machines. Suitable for heavy-duty drilling in metalworking and machining operations
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High-speed steel taper-shank drill bit with a 45 mm diameter, 118° point angle, and black oxide finish. Features an MT4 Morse taper shank for secure mounting in drill presses and milling machines. Suitable for heavy-duty drilling in metalworking and machining operations
This high-speed steel taper-shank drill bit has a 49 mm diameter, 118° point angle, and black oxide finish. The MT4 shank fits directly into machine spindles for heavy-duty drilling in metal, steel, iron, and other alloys. Suitable for industrial machining and maintenance applications
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This high-speed steel taper-shank drill bit has a 49 mm diameter, 118° point angle, and black oxide finish. The MT4 shank fits directly into machine spindles for heavy-duty drilling in metal, steel, iron, and other alloys. Suitable for industrial machining and maintenance applications
This high-speed steel taper-shank drill bit has a 33 mm diameter, 118° point angle, and black oxide finish. The MT4 taper shank provides secure mounting in machine spindles for drilling large-diameter holes in metal
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This high-speed steel taper-shank drill bit has a 33 mm diameter, 118° point angle, and black oxide finish. The MT4 taper shank provides secure mounting in machine spindles for drilling large-diameter holes in metal

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High-speed steel taper-shank drill bit with a 50 mm diameter, 118° point angle, and black oxide finish. Features an MT4 shank for direct mounting in machine spindles. Suitable for drilling large-diameter holes in metal workpieces in industrial machining and fabrication settings
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High-speed steel taper-shank drill bit with a 50 mm diameter, 118° point angle, and black oxide finish. Features an MT4 shank for direct mounting in machine spindles. Suitable for drilling large-diameter holes in metal workpieces in industrial machining and fabrication settings
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This high-speed steel taper-shank drill bit has a 7/16" diameter with a 118° point angle and black oxide finish. The MT2 Morse taper shank fits directly into milling machines, lathes, and drill presses with a Morse taper socket. Suitable for drilling in metal, wood, and plastic in industrial production and maintenance applications
This high-speed steel taper-shank drill bit has a 27 mm diameter, 118° point angle, and black oxide finish. The MT3 shank fits standard drill presses and lathe tailstocks for drilling in metal, wood, and plastics
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This high-speed steel taper-shank drill bit features a 12.5 mm diameter, 118° point angle, black oxide finish, and MT1 taper shank. It is designed for drilling precise holes in metal, wood, and plastics, and is commonly used in lathes, milling machines, and drill presses for industrial machining and fabrication
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This high-speed steel taper-shank drill bit features a 12.5 mm diameter, 118° point angle, black oxide finish, and MT1 taper shank. It is designed for drilling precise holes in metal, wood, and plastics, and is commonly used in lathes, milling machines, and drill presses for industrial machining and fabrication
This high-speed steel taper-shank drill bit features a 29 mm diameter, 118° point angle, and black oxide finish. The MT3 (Morse Taper No. 3) shank is designed for use in industrial drilling machines with matching spindles. Suitable for drilling holes in metal and other materials in heavy-duty machining and fabrication applications
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This high-speed steel taper-shank drill bit features a 29 mm diameter, 118° point angle, and black oxide finish. The MT3 (Morse Taper No. 3) shank is designed for use in industrial drilling machines with matching spindles. Suitable for drilling holes in metal and other materials in heavy-duty machining and fabrication applications
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High-speed steel taper-shank drill bit with a 19.5 mm diameter, 118° point angle, and black oxide finish. Features an MT2 shank for use in drill press spindles and lathe tailstocks. Suitable for drilling in metal, wood, and plastics in industrial machining and fabrication applications
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