Forum Professional Solutions Hole saw flat cut HM 40.0 mm

TCT hole saw, flat cut

Optimum cutting results are achieved due to axially and radially ground special grinding. The carbide hole saws can be resharpened several times. The tapered center drill ensures smooth drilling. Delivery includes a drill bit.

Flat cut: All carbide hole saws up to 100 mm in diameter come with an ejector spring. They are suitable for material thicknesses up to 4 mm, and stainless steel up to 2 mm. Up to 30 mm, the hole saw is made of one piece; from 31 mm, specially hardened holders are used to absorb torsion forces. MK 2/MK 3 is recommended from 61 mm.
Cup height: 12 mm.
Diameter 16-50 mm corresponds to a 10-mm shank.
Diameter 51-120 mm corresponds to a 13 mm shank.

Technical data:
INOX: 30
Steel <850 N: 50
Steel <1000 N: 40
Steel <1400 N: 28
Cast iron: 40
Copper, brass, bronze: 70
Emulsion: conditionally suitable
Oil: recommended
Air: recommended
Aluminium, non-ferrous metals, non-alloy: 65
Steel <42 HRC: 22
Steel <52 HRC: 20
Without cooling: suitable
Steel <56 HRC: 18
Steel <62 HRC: 15
Steel >62 HRC: 10
Saw diameter: 40 mm
Recommended RPM for mild steel: 398
Recommended RPM for tool and stainless steel: 199
Recommended RPM for cast iron: 438
Recommended RPM for brass: 478
Recommended RPM for aluminium: 557
PG/metric: M40
Weight: 240 g.