QLT Insights — Drills

Countersink A Countersunk Screw

A flush flat surface can create a nice affect within your material/workpiece. To keep the screw heads or nuts flush requires a process called Countersinking.

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Tags: Countersinking, Countersinks, De Burring Tools, DIY, Drills, HOW TO, RUKO, Steel Drilling, Step by Step Guide/Demonstration, TERRAX

Demonstrational step-by-step guide on how to cut an internal thread. Using a high quality Machine Tap available from QLT.

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Tags: Construction Tools, DIY, Drills, HOW TO, Machine Taps, RUKO, Step by Step Guide/Demonstration, Tap & Die, TERRAX

Demonstrational step-by-step guide on how to cut both an external thread and internal thread. Using quality Hand Tap and Die Tools available from RUKO and Terrax.

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Tags: DIY, Drills, Hand Taps, HOW TO, RUKO, Step by Step Guide/Demonstration, Tap & Die, TERRAX

How To Drill Into Brick Without Cracking It

Although bricks are pretty robust building material, drilling into them is not as difficult as you might think. Drilling into masonry without cracking does not require the expertise of a professional handyman. With the right drill and drill bit, it just takes a few minutes to make a hole.

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Tags: Brick Drilling, Construction Tools, DIY, Drills, HOW TO, Masonry Drills, RUKO, Step by Step Guide/Demonstration, TERRAX

How To Use A Step Drill Bit On Metal: Tools And Techniques

Drilling multiple-sized holes in sheet metal has become much easier with the step drill. A stepped drill bit is a conical-shaped bit with gradually increasing diameters. A sharp groove on one side of the tool serves as a cutting edge and has several levels or steps with increasing diameters from tip to end.

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Tags: Aluminium Drilling, Construction Tools, DIY, Drills, HOW TO, RUKO, Steel Drilling, Step by Step Guide/Demonstration, Step Drills, TERRAX

How to Choose What Size Drill Bit To Use

Drilling is a must-have skill for both DIY home improvement and large-scale tasks. Therefore, it’s important that you choose the right size bill bit for each drilling task.

Aluminium is a low-density and non-ferrous metal that is resistant to corrosion. It is also soft and ductile, which means some challenges involved when drilling aluminium. This is because its unique characteristics can cause it to have more constant and prolonged contact with the cutting tip, causing heat to build up.