26PCS Fully Ground HSS Drill Bit Set

Min.Order: 100

Product origin: Shanghai, China

Infringement complaint:

Complaint

US$ 0.1 ~ 0.5

Description

Drill bit for the precise drilling of steels and cast irons, thanks to its self-centring cut.

1.118°tip:118° tip angle for the sharpening of the drill bit. Suitable for general use in materials with long shavings. Enables the rapid attach of the material and simple centring.

2.Split-point grinding:reduction of the drill tip. Enables the simple self-centring of the drill bit on the smoothest of surfaces. Significantly reduces the requried axial load.
3.Cylindrical shank: the diameter of the shank is equal to the diameter of the tip. Enables versatile use on portable electrical tools and CNC machine tools.
4.30° type N flute: normal flute profile with a 30° helix angle. Suitable for general use. Provides good rigidity to the tool, as well as excellent drilling precision.
5.High-speed steel: HSS substrate. For general use in steels and cast irons up to 950 N/mm².

DIAMETER	D2/CM	L	l
0.8	0.8	30	10
1	1	34	12
1.2	1.2	38	16
1.5	1.5	40	18
1.8	1.8	46	22
2	2	49	24
2.2	2.2	53	27
2.5	2.5	57	30
2.8	2.8	61	33
3	3	61	33
3.2	3.2	65	36
3.3	3.3	65	36
3.5	3.5	70	39
3.8	3.8	75	43
4	4	75	43
4.2	4.2	75	43
4.5	4.5	80	47
4.8	4.8	86	52
5	5	86	52
5.2	5.2	86	52
5.5	5.5	93	57
6	6	93	57
6.2	6.2	101	63
6.5	6.5	101	63
6.8	6.8	109	69
7	7	109	69
7.5	7.5	109	69
8	8	117	75
8.5	8.5	117	75
9	9	125	81
9.5	9.5	125	81
10	10	133	87
10.2	10.2	133	87
10.5	10.5	133	87
11	11	142	94
11.5	11.5	142	94
12	12	151	101
12.5	12.5	151	101
13	13	151	101