Helix angle in drill – where each angle is used
Helix angle in drill - how it affects cutting, and applications The helix angle in drill has a big difference on the cutting efficiency The... Read More
CNC milling tool selection
Cutting tools – Moh’s scale of hardness
CNC – Mohs scale of hardness and cutting tool materials When a cutting tool cuts a workpiece, it is basically a scratching of one material by... Read More
Modular tooling, Quick change tooling in CNC machining
Modular tooling and Quick change tooling – what is the difference The terms modular and quick change are often confused 1 Modular tooling may... Read More
Modular tooling system in CNC machining – what is it ?
What is a Modular tooling system, and how does it reduce tooling cost A Modular tooling system enables you to assemble tools from a set of... Read More
Helical vs. Straight end mills – CNC milling
CNC – Why a helical end mill is preferable to a straight one Each time that the edge of an end mill comes in contact with the part, there is an... Read More
Center drill types, center drill angle, and applications
Center drill types, center drill angle - what is used where A center drill is used for drilling a hole on the axis of a shaft to hold it... Read More
Preferred numbers and sizes in engineering
Preferred numbers and sizes in engineering and design There is a preferred numbers and sizes system in engineering design, worldwide Here's the... Read More
Insert drills – how they work, and applications
CNC: Indexable insert drills – why and how you use them Insert drills have a hardened steel body (hardness approx 50 HRC) with inserts at the end... Read More
HSK taper on CNCs – what is it ?
CNC: HSK holder taper – what is it, and how is it different The HSK taper is relatively new compared to BT, CAT and ISO The taper on HSK is... Read More
End mill helix angle selection
CNC: End mill helix angles – how do they matter The cutting force on an end mill has a radial and an axial component The radial component tends... Read More