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8620G

Orig. Hartner

CORE DRILLS

straight shank core drills right hand cutting

DIN 344

DIN 344 - Type N.
HSS.
3-fluted type.
For enlarging holes previously obtained, through drilling, punching and fusion.
The drill is not able to make holes from full load.
Cylindrical drive shank. RIGHT-HAND rotation.

Attention: the optimal pre-hole must have a Ø 10% - 20% approx. smaller than the real core drill Ø.

	Note	Cod. Art.	Cad.	Cod. Prod.	Effective broadening Ø mm	Pre-bore min Ø mm	Helix length mm	Overall length mm	Peso Art
(*)		8620G 4.8	€ 0	86010	4,8	3,5	74	108	0.013
(*)		8620G 5.8	€ 0	86010	5,8	4,2	80	116	0.016
(*)		8620G 6	€ 0	86010	6	4,2	80	116	0.021
(*)		8620G 9.8	€ 0	86010	9,8	7	116	162	0.07
(*)		8620G 10	€ 0	86010	10	7	116	162	0.075
(*)	In eliminazione	8620G 10.7	€ 0	86010	10,7	7,7	125	173	0.09
(*)		8620G 11.75	€ 0	86010	11,75	8,4	134	184	0.11
(*)		8620G 12	€ 0	86010	12	8,4	134	184	0.125
(*)		8620G 13	€ 0	86010	13	9,1	134	184	0.14

8620G

CORE DRILLS

straight shank core drills right hand cutting

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