Drill material legend

Code	Description		Hardness	Toughness	Structure (500x)
HM	Solid carbide For heat-treated steels and abrasive materials.

Steel

Group	Application	N/mmq²	Vc. m/min	Feed f [mm/rev]	Drills	Advice
P.1	Mild / magnetic steel	200 – 400	100-120	0.09	0.15	0.2	0.25	0.3	0.36	0.4	PH0103 PH0105 PH0113 PH0115 PH0218
P.2	Construction steel, case hardening steel	350 – 700	90-110	0.09	0.15	0.2	0.25	0.3	0.36	0.4	PH0103 PH0105 PH0113 PH0115 PH0218
P.3	Carbon steel	350 – 700	80-100	0.09	0.15	0.2	0.25	0.3	0.36	0.4	PH0103 PH0105 PH0113 PH0115 PH0218
P.4	Alloyed steel / tempered steel	350 – 850	80-95	0.08	0.15	0.2	0.25	0.3	0.36	0.4	PH0103 PH0105 PH0113 PH0115 PH0218
P.5	Alloyed steel / tempered steel	500 – 850	65-85	0.08	0.14	0.18	0.22	0.26	0.3	0.35	PH0103 PH0105 PH0113 PH0115 PH0218
P.6	Alloyed steel / high strength steel	850 – 1200	45-65	0.07	0.12	0.16	0.2	0.24	0.3	0.35	PH0103 PH0105 PH0113 PH0115 PH0218
P.7	Ferritic stainless steel, martensitic stainless steel, precipitation hardening										—	—

Stainless steel

Group	Application	N/mmq²	Vc. m/min	Feed f [mm/rev]	Drills	Advice
M.1	Austenitic stainless steel	< 850	30-60	0.05		0.12	0.14	0.16	0.2	0.28	PH0315
M.2	Ferritic+austenitic (Duplex)										—	—

Cast iron

Group	Application	N/mmq²	Vc. m/min	Feed f [mm/rev]	Drills	Advice
K.1	Grey cast iron	< 1000	100-130	0.1	0.22	0.28	0.34	0.38	0.44	0.5	PH0103 PH0105 PH0113 PH0115 PH0218
K.2	Nodular cast iron, malleable cast iron, tempered cast iron	< 1000	90-120	0.09	0.22	0.28	0.34	0.38	0.44	0.5	PH0103 PH0105 PH0113 PH0115 PH0218
K.3	Austempered ductile iron (ADI)	< 1000	70-90	0.08	0.18	0.22	0.25	0.3	0.35	0.4	PH0103 PH0105 PH0113 PH0115 PH0218

Non-ferrous metals

Group	Application	N/mmq²	Vc. m/min	Feed f [mm/rev]	Drills	Advice
N.1	Pure aluminium	< 300	180-250	0.1	0.18	0.24	0.3	0.35	0.4	0.5	PH0315
N.2	Aluminium wrought and die cast alloys with Si < 0,5% (long chipping)	< 500	180-250	0.1	0.18	0.24	0.3	0.35	0.4	0.5	PH0315
N.3	Aluminium wrought and die cast alloys with Si > 10% (medium chipping)	< 500	180-250	0.1	0.18	0.24	0.3	0.35	0.4	0.5	PH0315
N.4	Aluminium die cast alloys with Si > 10% (short chipping)	< 600	160-220	0.1	0.18	0.24	0.3	0.35	0.4	0.5	PH0315
N.5	Pure copper	250 – 350	180-250	0.1	0.18	0.24	0.3	0.35	0.4	0.5	PH0315
N.7	Copper alloys (short chipping), hard brass	< 700	180-250							0.5	PH0315
N.8	High strength bronze										—	—
N.9	Pure magnesium, magnesium alloys										—	—
N.6	Copper alloys (long chipping), soft brass	< 700	180-250	0.1						0.5	PH0315
N.10	High strength magnesium alloys										—	—

Super alloys and titanium

Group	Application	N/mmq²	Vc. m/min	Feed f [mm/rev]	Drills	Advice
S.1	Pure titanium										—	—
S.2	Titanium alloys	600 – 1000	20-50	0.05	0.1	0.12	0.14	0.16	0.2	0.25	PH0315
S.3	Pure nickel										—	—
S.4	Nickel alloys	600 – 1000	20-45	0.04	0.1	0.12	0.14	0.16	0.2	0.25	PH0315

Hardened materials

For drills without internal coolant reduce Vc. by 15-20%.

If you have not found the information you are looking for, contact us, our technical department will reply as soon as possible.