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CHICAGO-LATROBE Jobber Length Drill Bit: #70, 135° Split Point, Black Oxide HSS - NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
CHICAGO-LATROBENAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace

CHICAGO-LATROBE Jobber Length Drill Bit: #70, 135° Split Point, Black Oxide HSS

The CHICAGO-LATROBE Jobber Length Drill Bit #70 is a NAS-Spec High-Speed Steel jobber-length drill bit for aerospace, featuring a 135° split point and black oxide HSS finish per NAS 907 Type B. With a diameter of…

SKU 3G-OTH-190364

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #70, 135° Split Point, Black Oxide HSS
Category
NAS-Spec High-Speed Steel Jobber-Length Drill Bits for Aerospace
Available to Order
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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

CHICAGO-LATROBE
Manufacturer Part Number
44740
Type
Black Oxide HSS, NAS 907 Type B
Split Point
135°

Technical Documents

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit #70 is a NAS-Spec High-Speed Steel jobber-length drill bit for aerospace, featuring a 135° split point and black oxide HSS finish per NAS 907 Type B. With a diameter of 0.0280 inches (MPN 44740), it is designed for precision drilling in demanding applications.

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 CHICAGO-LATROBE #70 jobber length drill bit used for?

This drill bit is designed for precision drilling in aerospace applications, meeting NAS 907 Type B specifications. Its #70 diameter (0.0280 in) and 135° split point reduce walking and improve hole accuracy in high-strength alloys and sheet metal.

What are the specifications of the CHICAGO-LATROBE 44740 drill bit?

The CHICAGO-LATROBE 44740 is a #70 jobber length drill bit with a 0.0280 in diameter, 135° split point, and black oxide finish on high-speed steel. It conforms to NAS 907 Type B for aerospace use.

Where to buy CHICAGO-LATROBE 44740 drill bits worldwide?

3G Electric supplies the CHICAGO-LATROBE 44740 drill bit worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

How to select the correct CHICAGO-LATROBE jobber drill bit for aerospace work?

Select based on hole diameter and material. The #70 (0.0280 in) bit with 135° split point is ideal for small precision holes in hardened metals. Always match the bit's NAS 907 Type B spec to your aerospace application requirements.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE nas-spec high-speed steel jobber-length drill bits for aerospace. 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
CHICAGO-LATROBE Jobber Length Drill Bit: #71, 135° Split Point, Black Oxide HSS, NAS 907 Type B (MPN 44741)
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