Specification:
Size: Letter Drills: A-Z; Number Drills: 1#-60#; British Drills: 1/16”-1/2”
Packing: Metal Box
HSS Twist Drill Bit offers solid drilling for standard usage with metal.

Feature:
* Hot roll-forged flute with special heat treatment gives additional toughness with increased durability of the drill bit;
* 118 degree point angle design for general purpose;
* 135 degree split point starts on contact in all types of metal, no walking or skating;
* Economical high speed steel bit for general drilling;
* Fully ground body, black oxide for the most accurate hole dimensions and high concentricity;
* Hardened high speed steel body provides additional safeguard.

Function:
For general using in steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic.

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Product Description
Product Name	115PCS 3-in-1 HSS Drill Bit Set, Letter, Number & Fractional Sizes, Black Oxide with Metal Case for Industrial Metal Working
Feature	Ultimate 3-in-1 SAE Coverage This all-inclusive set combines letter (A-Z), number (#1-#60), and fractional (1/16″–1/2″) sizes, making it the only drill kit any workshop will ever need. Industrial-Grade Durability Hot-rolled forged flutes with heat treatment and black oxide finish ensure long tool life, wear resistance, and consistent performance in heavy-duty industrial applications. Precision Anti-Walk Drilling 135° split point prevents walking and skidding, delivering clean, accurate holes without the need for center punching, saving time and material waste. Heavy-Duty Organized Storage The large, compartmentalized metal case keeps all 115 bits organized, protected, and easy to access. It’s built to withstand rough handling on job sites and in transit. High-Demand, Low-Risk Staple Product A must-have for machine shops, maintenance facilities, and tool distributors, this comprehensive set guarantees steady sales and high customer satisfaction. Versatile for All Materials Ideal for drilling in steel, cast iron, non-ferrous metals, and plastic, making it suitable for automotive, construction, and general industrial use.
Keywords	115PCS HSS Twist Drill Bit Set, 3-in-1 SAE Set with Letter, Number & Fractional Sizes (A-Z, #1-#60, 1/16″-1/2″), Black Oxide with Metal Storage Case
Delivery Time	1. Product delivery time we try our best to comply with user requirements, and each product will be delivered according to the instructions.2.Delivery to provide wearing parts and a certain amount of spare parts.3.Samples are usually shipped within3 days, normal orders are usually shipped within 30 days.
OEM/ODM	We support customers to provide drawings customized products We also have a professional design team to help customers design packaging and products.
Service	If you are not satisfied with the price of our products,We can make a product that meets your price requirements by: Package/Shipping way/Change some materials do not affect the use.

Product Categories

3010A032 115PCS HSS Twist Drill Bits Set

Product Description

Product Name

115PCS 3-in-1 HSS Drill Bit Set, Letter, Number & Fractional Sizes, Black Oxide with Metal Case for Industrial Metal Working

Feature

Ultimate 3-in-1 SAE Coverage
This all-inclusive set combines letter (A-Z), number (#1-#60), and fractional (1/16″–1/2″) sizes, making it the only drill kit any workshop will ever need.

Industrial-Grade Durability
Hot-rolled forged flutes with heat treatment and black oxide finish ensure long tool life, wear resistance, and consistent performance in heavy-duty industrial applications.

Precision Anti-Walk Drilling
135° split point prevents walking and skidding, delivering clean, accurate holes without the need for center punching, saving time and material waste.

Heavy-Duty Organized Storage
The large, compartmentalized metal case keeps all 115 bits organized, protected, and easy to access. It’s built to withstand rough handling on job sites and in transit.

High-Demand, Low-Risk Staple Product
A must-have for machine shops, maintenance facilities, and tool distributors, this comprehensive set guarantees steady sales and high customer satisfaction.

Versatile for All Materials
Ideal for drilling in steel, cast iron, non-ferrous metals, and plastic, making it suitable for automotive, construction, and general industrial use.

Keywords

115PCS HSS Twist Drill Bit Set, 3-in-1 SAE Set with Letter, Number & Fractional Sizes (A-Z, #1-#60, 1/16″-1/2″), Black Oxide with Metal Storage Case

Delivery Time

OEM/ODM

We support customers to provide drawings customized products We also have a professional design team to help customers design packaging and products.

Service

If you are not satisfied with the price of our products,We can make a product that meets your price requirements by: Package/Shipping way/Change some materials do not affect the use.

Related Products

Product Categories

3010A032 115PCS HSS Twist Drill Bits Set

Product Description

Product Name

115PCS 3-in-1 HSS Drill Bit Set, Letter, Number & Fractional Sizes, Black Oxide with Metal Case for Industrial Metal Working

Feature

Ultimate 3-in-1 SAE Coverage This all-inclusive set combines letter (A-Z), number (#1-#60), and fractional (1/16″–1/2″) sizes, making it the only drill kit any workshop will ever need.

Industrial-Grade Durability Hot-rolled forged flutes with heat treatment and black oxide finish ensure long tool life, wear resistance, and consistent performance in heavy-duty industrial applications.

Precision Anti-Walk Drilling 135° split point prevents walking and skidding, delivering clean, accurate holes without the need for center punching, saving time and material waste.

Heavy-Duty Organized Storage The large, compartmentalized metal case keeps all 115 bits organized, protected, and easy to access. It’s built to withstand rough handling on job sites and in transit.

High-Demand, Low-Risk Staple Product A must-have for machine shops, maintenance facilities, and tool distributors, this comprehensive set guarantees steady sales and high customer satisfaction.

Versatile for All Materials Ideal for drilling in steel, cast iron, non-ferrous metals, and plastic, making it suitable for automotive, construction, and general industrial use.