Torx: Also referred to as “star” heads, Torx screws have an inside star condition that needs using a matching Torx driver or drive bit.Lots of of such drives are limited to unique makes use of or certain geographies. By way of example the square recess or Robertson generate is now nearly defunct in UK and Europe, but still commonly Employed in … Read More

styles, such as a cross concerning recessed square and Phillips head which have been suitable with several drill bits.Thread whirling includes clamping a metal rod in a whirling head and tilting it to obtain the specified helix angle. The whirling head then rotates the rod at large speeds whilst it is slowly but surely fed from just one chopping Re… Read More