How to sharpen the twist drill

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Drilling is a common process in mechanical processing, and twist drill is an indispensable tool, so what are the techniques for grinding twist drill?   First, let’s understand the wear of twist drills: Wear 1: Chisel edge wear Wear 2: Flank wear Wear 3: Landing surface wear As shown below:     The common top […]


Have you seen a few such creative drill shapes, more than 3 will count as I lose

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I have collected a few types of drill bits that are not common in life. Let’s take a look. You’ve all seen a few of the same ones. Many people have not more than three. Drill bits are tools used to drill through holes or blind holes in solid materials, and to ream existing holes. […]


What brand of water drill bit is good

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Water drill It is used more and more in the field of home building materials, and the sales volume of water drill bits is also increasing, but not everyone knows water drill bits, so what brand of water drill bits is good?Let the editor popularize it for everyone Water drill ten. Introduction of water drill One, the […]


Can you sharpen drills?I only learned it today, so hurry up and learn

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Drill grinding training materials 1. Types and characteristics of drill bits 1) Type 1.1High-speed steel drill (ordinary drill) Mainly use high-speed steel W series and Mo series materials 1.2. (Alloy drill bit) Use tungsten titanium (YG), tungsten titanium cobalt (YT) materials Physical and mechanical properties of high-speed steel and cemented carbide materials   2) Features […]


Bonjour tout le monde !

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Bienvenue sur unblog.fr, vous venez de créer un blog avec succès ! Ceci est votre premier article. Éditez ou effacez le en vous rendant dans votre interface d’administration, et commencez à bloguer ! Votre mot de passe vous a été envoyé par e-mail à l’adresse précisée lors de votre inscription. Si vous n’avez rien reçu, […]

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