Hart burs 70° 446AU

Busch hart bur cutter 70°, made of carbide, Fig. 446AU / HM

Special 70° double cone hart bur cutter made of carbide for precise stone setting. The working angle of 70° ensures optimal setting of precious and jewellery stones, especially in materials such as platinum, titanium, steel and white gold.
Shank Ø 2.35 mm.
Recommended application speed: 5,000 - 10,000 rpm.

Subgroups

singly

name	figure	Head-Ø	Shaft-Ø	Version	item No.
Hart bur	Fig. 446AU	0.90 mm	2.35 mm	double cone 70°	562809
Hart bur	Fig. 446AU	1.00 mm	2.35 mm	double cone 70°	562810
Hart bur	Fig. 446AU	1.10 mm	2.35 mm	double cone 70°	562811
Hart bur	Fig. 446AU	1.20 mm	2.35 mm	double cone 70°	562812
Hart bur	Fig. 446AU	1.30 mm	2.35 mm	double cone 70°	562813
Hart bur	Fig. 446AU	1.40 mm	2.35 mm	double cone 70°	562814
Hart bur	Fig. 446AU	1.50 mm	2.35 mm	double cone 70°	562815
Hart bur	Fig. 446AU	1.60 mm	2.35 mm	double cone 70°	562816
Hart bur	Fig. 446AU	1.70 mm	2.35 mm	double cone 70°	562817
Hart bur	Fig. 446AU	1.80 mm	2.35 mm	double cone 70°	562818
Hart bur	Fig. 446AU	1.90 mm	2.35 mm	double cone 70°	562819
Hart bur	Fig. 446AU	2.00 mm	2.35 mm	double cone 70°	562820
Hart bur	Fig. 446AU	2.10 mm	2.35 mm	double cone 70°	562821
Hart bur	Fig. 446AU	2.20 mm	2.35 mm	double cone 70°	562822
Hart bur	Fig. 446AU	2.30 mm	2.35 mm	double cone 70°	562823

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