Name: Premium Solid Carbide Sub-Micron Jobber Drill Bit
SKU: DR-450-
Availability: InStock

Premium Solid Carbide Sub-Micron Jobber Drill Bit

$11.05 – $79.98

Professional-grade sub-micron solid carbide twist drills with a 118° split point and 25° helix. Made in the USA and built for clean, accurate drilling in aluminum, cast iron, plastics, and nonferrous metals.

Premium Solid Carbide Twist Drill Bits – Sub-Micron Grade (Jobber Length)

Made in the USA

Available Sizes: 1/64″ to 1/2″ diameter
LOC: Length of Cut OAL: Overall Length

These Sub-Micron Solid Carbide Twist Drill Bits are engineered for precision machining across a wide range of materials. Manufactured from ultra-fine sub-micron grain carbide and ground with a 118° split point and 25° helix, these drills deliver clean starts, fast penetration, and efficient chip removal.

Ideal for demanding applications, these premium carbide drills excel in aluminum, cast iron, plastic, nonferrous alloys, and other tough materials.

Key Features:

Sub-micron carbide construction for maximum tool life
118° split point for accurate starts with minimal walking
25° helix angle for fast, clean chip evacuation
Tight diameter tolerance: +.000″/-.0005″
Metric fit: h7
Professional-grade, jobber-length design
CNC precision-ground for consistent performance
Made in the USA with superior material and craftsmanship

Applications:

Machining cast iron, aluminum, plastic, and nonferrous metals
High-speed production environments
CNC and manual drilling setups
Aerospace, automotive, fabrication, and manufacturing

This is the top-tier solution for professionals who need exceptional accuracy, tool longevity, and performance. Once you use these solid carbide drills, standard bits simply don’t compare.

Have Questions? Call us at 800-350-8665.
Our team is here to help with product selection, application support, and bulk pricing.

Premium Solid Carbide Sub-Micron Jobber Twist Drill Bits – Metric

Solid Carbide Micrograin Jobber Drill Size:

1/64" (0.0156) x 3/16" LOC x 1-1/4" OAL Solid Carbide Jobber Drill Bit, 1/32" (0.0313) x 5/16" LOC x 1-1/4" OAL Solid Carbide Jobber Drill Bit, 3/64" (0.0469) x 3/4" LOC x 1-1/2" OAL Solid Carbide Jobber Drill Bit, 1/16" (0.0625) x 3/4" LOC x 1-1/2" OAL Solid Carbide Jobber Drill Bit, 5/64" (0.0781) x 7/8" LOC x 1-3/4" OAL Solid Carbide Jobber Drill Bit, 3/32" (0.0938) x 1 LOC x 2" OAL Solid Carbide Jobber Drill Bit, 7/64" (0.1094) x 1-1/4" LOC x 2-1/4" OAL Solid Carbide Jobber Drill Bit, 1/8" (0.1250) x 1-1/4" LOC x 2-1/4" OAL Solid Carbide Jobber Drill Bit, 9/64" (0.1406) x 1-3/8" LOC x 2-1/2" OAL Solid Carbide Jobber Drill Bit, 5/32" (0.1562) x 1-3/8" LOC x 2-1/2" OAL Solid Carbide Jobber Drill Bit, 11/64" (0.1719) x 1-5/8" LOC x 2-3/4" OAL Solid Carbide Jobber Drill Bit, 3/16" (0.1875) x 1-5/8" LOC x 2-3/4" OAL Solid Carbide Jobber Drill Bit, 13/64" (0.2031) x 1-3/4" LOC x 3" OAL Solid Carbide Jobber Drill Bit, 7/32" (0.2188) x 1-3/4" LOC x 3" OAL Solid Carbide Jobber Drill Bit, 15/64" (0.2344) x 2" LOC x 3-1/4" OAL Solid Carbide Jobber Drill Bit, 1/4" (0.2500) x 2" LOC x 3-1/4" OAL Solid Carbide Jobber Drill Bit, 17/64" (0.2655) x 2-1/8" LOC x 3-1/2" OAL Solid Carbide Jobber Drill Bit, 9/32" (0.2812) x 2-1/8" x LOC x 3-1/2" OAL Solid Carbide Jobber Drill Bit, 19/64" (0.2969) x 2-3/8" LOC x 3-3/4" OAL Solid Carbide Jobber Drill Bit, 5/16" (0.3125) x 2-3/8" LOC x 3-3/4" OAL Solid Carbide Jobber Drill Bit, 21/64" (0.3281) x 2-1/2" LOC x 4" OAL Solid Carbide Jobber Drill Bit, 11/32" (0.3281) x 2-1/2" LOC x 4" OAL Solid Carbide Jobber Drill Bit, 23/64" (0.3281) x 2-3/4" LOC x 4-1/4" OAL Solid Carbide Jobber Drill Bit, 3/8" (0.3750) x 2-3/4" LOC x 4-1/4" OAL Solid Carbide Jobber Drill Bit, 25/64" (0.3906) x 2-7/8" LOC x 4-1/2" OAL Solid Carbide Jobber Drill Bit, 13/32" (0.4062) x 2-7/8" LOC x 4-1/2" OAL Solid Carbide Jobber Drill Bit, 27/64" (0.3906) x 2-7/8" LOC x 4-1/2" OAL Solid Carbide Jobber Drill Bit, 7/16" (0.4375) x 2-7/8" LOC x 4-1/2" OAL Solid Carbide Jobber Drill Bit, 29/64" (0.4531) x 3" LOC x 4-3/4" OAL Solid Carbide Jobber Drill Bit, 15/32" (0.4688) x 3" LOC x 4-3/4" OAL Solid Carbide Jobber Drill Bit, 31/64" (0.4844) x 3" LOC x 4-3/4" OAL Solid Carbide Jobber Drill Bit, 1/2" (0.5000) x 3" LOC x 4-3/4" OAL Solid Carbide Jobber Drill Bit

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