and mag drills ,,, a mag and a decent broach has made a lot of those big radial drills a coat hanger / bemch in the corner ,,,Plasma much quicker
Mag drills aren’t very good on aluminium or anything small or not flat!and mag drills ,,, a mag and a decent broach has made a lot of those big radial drills a coat hanger / bemch in the corner ,,,
granted they do have their uses , but the real estate they consume is a very expensive commodity
I have a 3' radial drill and drills to 2 1/2" dia. so yes I doo...How often is this practiced now?
2&15/32” on the Kitchen & Walker,some replacement motor mounts for ongoing alterations on a prototype.View attachment 386211View attachment 386210
well there is that ,,, but you can clamp a plate on and still get a good turn out of a mag ,[ not literally ,, but you know what I mean ,,, ]Mag drills aren’t very good on aluminium or anything small or not flat!
One thing that radial drills can do, that allot of mag drills cannot is tapping the larger sizes.well there is that ,,, but you can clamp a plate on and still get a good turn out of a mag ,[ not literally ,, but you know what I mean ,,, ]
double to triple the cost of an annular cutter...what does a 2.5 inch drill bit cost ,,,
double to triple the cost of an annular cutter...
I use u and spade drills but you can’t beat the usability of a conventional drillThat might not be comparing like for like.
63mm Morse taper drill £250 including VAT:
63mm HSS Taper Shank Drill - SKF Dormer - Sheffield Tooling Company
sheffieldtooling.co.uk
63mm Rotabroach with only 100mm cutting depth £275.68 plus VAT
Rotabroach TCT Annular Cutter 100mm DOC | 63MM CUTTER - Tool Fit
By utilizing specialized Rotabroach 3 tooth geometry and super micro-grain carbide tips, these annular cutters guarantee long-lasting performance against the toughest of materials. Their unique flute design optimizes material flow and efficiency. This broach cutter combines innovative Rotabroach...www.toolfit.co.uk
How much does it cost to resharpen each one?
What machinery is required to resharpen each one?
How many times can each one be resharpened before it can no longer be resharpened?
I wasn't comparing like to like, I never have to drill a hole deeper than 50mm so 50mm annular cutter is all i was looking at. Obviously you can do more with a twist drill, but for drilling plate steel, nothing can beat an annular cutter for speed and efficiency...That might not be comparing like for like.
63mm Morse taper drill £250 including VAT:
63mm HSS Taper Shank Drill - SKF Dormer - Sheffield Tooling Company
sheffieldtooling.co.uk
63mm Rotabroach with only 100mm cutting depth £275.68 plus VAT
Rotabroach TCT Annular Cutter 100mm DOC | 63MM CUTTER - Tool Fit
By utilizing specialized Rotabroach 3 tooth geometry and super micro-grain carbide tips, these annular cutters guarantee long-lasting performance against the toughest of materials. Their unique flute design optimizes material flow and efficiency. This broach cutter combines innovative Rotabroach...www.toolfit.co.uk
How much does it cost to resharpen each one?
What machinery is required to resharpen each one?
How many times can each one be resharpened before it can no longer be resharpened?