Ref. 11970

DRILL HM-MD DIN6540

P				M		K			N				S		H
>800	>1.000	>1.200	>1.400	>950	>1.200	>500	>800	>1.400	Al	Cu	Mg/Zn	Plastic	Ti	Ni	50 HRC	55 HRC	60 HRC
60-80	60-70	55-65	55-65	35-55		75-95	50-75	50-75

Vc (m/mm)
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Technical Features:

Integral hard metal HM
Drill depth of 25xd
Point at 140º
Helix at 30º
Cylindrical shank DIN 6535HA
TiAlN coating
Cooling refrigeratio

Applications:

Soft Magnetic Steels, Construction and Cementation Steels, and Non-Alloyed and Alloyed Carbon Steels up to 55HRC Strength

Code	Ø (mm)	L (mm)	l (mm)
11970000300	3	130	85	1
11970000330	3,3	140	95	1
11970000350	3,5	150	100	1
11970000380	3,8	150	105	1
11970000400	4	160	110	1
11970000420	4,2	170	120	1
11970000450	4,5	180	130	1
11970000480	4,8	190	140	1
11970000500	5	190	140	1
11970000550	5,5	210	160	1
11970000600	6	220	170	1
11970000650	6,5	230	188	1
11970000680	6,8	230	188	1
11970000700	7	240	198	1
11970000750	7,5	250	211	1
11970000800	8	260	221	1
11970000850	8,5	280	234	1
11970000900	9	290	244	1
11970000950	9,5	310	264	1
11970001000	10	310	264	1

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Ref. 11970

Technical Features:

Applications:

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