Triumph HSS 12" Long Aircraft Drill Bit

Name: Triumph HSS 12" Long Aircraft Drill Bit
Brand: papillonlab.es
SKU: 244351781
Price: 2.40 USD
Availability: InStock
Rating: 4.6 (23 reviews)

4.6 (23 items)

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Product details

Management number	244351781	Release Date	2026/07/20	List Price	US$2.40	Model Number	244351781
Category	Tools & Home Improvement Power & Hand Tools Drill Bits Twist Drill Bits

Triumph Twist Drill

12" long length
Made of high speed steel - black oxide finish
135° split point for precision drilling
For use in stainless steels, iron & cast materials, low & high carbon steel, hard & softwoods, aluminum, aluminum alloys, brass, bronze - soft & medium, & plastics

Product Description
Specs

A special 12" long aircraft twist drill bit made by Triumph Twist Drill Co. These jobber twist bits are made of High Speed Steel to hold their sharp cutting edges longer, & have a black oxide finish. The drill bits have a 135° split point for quick penetration & precision drilling, no walking & no drill bit wandering. These twist bits are for general purpose drilling in a variety of materials. For use in stainless steels, iron & cast materials, low & high carbon steel. May also use in hard & softwoods, aluminum, aluminum alloys, brass, bronze - soft & medium, & plastics.

Triumph Twist Drill has manufactured High-Quality cutting tools for over 50 years. Starting in 1952, founder Harry Beck set out to provide customers with a product that the drill industry had been lacking. Harry, along with his son Jim and Cy Brock, decided to enter the small drill business and create quality, handmade products with the customer in mind.

Drill Bit Diameter	Decimal Equivalent	Flute Length	Overall Length	Model
1/16"	.0625	1"	12"	058504
5/64"	.0781	1"	12"	058505
3/32"	.0938	1 - 1/4"	12"	058506
7/64"	.1094	1 - 1/2"	12"	058507
1/8"	.1250	1 - 5/8"	12"	058508
9/64"	.1406	1 - 3/4"	12"	058509
5/32"	.1562	2"	12"	058510
11/64"	.1719	2 - 1/8"	12"	058511
3/16"	.1875	2 - 5/16"	12"	058512
7/32"	.2188	2 - 1/2"	12"	058514
1/4"	.2500	2 - 3/4"	12"	058516
17/64"	.2656	2 - 7/8"	12"	058517
9/32"	.2812	2 - 15/16"	12"	058518
19/64"	.2969	3 - 1/16"	12"	058519
5/16"	.3125	3 - 3/16"	12"	058520
11/32"	.3438	3 - 7/16"	12"	058522
3/8"	.3750	3 - 5/8"	12"	058524
13/32"	.4062	3 - 7/8"	12"	058526
7/16"	.4375	4 - 1/16"	12"	058528
15/32"	.4688	4 - 5/16"	12"	058530
1/2"	.5000	4 - 1/2"	12"	058532