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109900

HSS-CO DIN 338 RN

cobalt stainless steel drill bits

Premium HSS drill bit for the toughest Jobs in stainless steel and metal.

The premium solution for the toughest challenges in stainless steel and metal. The HSS-CO Cobalt is made of a special HSS steel with a 5% cobalt content. Precise response when positioning the bit due to its split point and 135° point angle as well as excellent dimensional accuracy also characterize this drill bit. The HSS-Co Cobalt also scores with its excellent concentricity acc. to DIN 1414.

Unbeatable in high-alloy steel and stainless steel - the perfect solution for the most challenging drilling

Made of special HSS steel with 5% cobalt for extremely long life

Pinpoint centring thanks to split point grinding and 135° point angle

Precision tool as per DIN 338 RN for outstanding dimensional accuracy of the hole

Excellent concentricity as per DIN 1414

cast iron

iron

nirosta stainless steel

non ferrous metal

stainless steel

steel

135° split point

CYL

Article Number
Quantity
21221
1mm
34mm
12mm
1
21222
1.5mm
40mm
18mm
1
21223
2mm
49mm
24mm
1
21224
2.5mm
57mm
30mm
1
21225
3mm
61mm
33mm
1
21226
3.2mm
65mm
36mm
1
21227
3.3mm
65mm
36mm
1
21228
3.5mm
70mm
39mm
1
21229
4mm
75mm
43mm
1
21230
4.2mm
75mm
43mm
1
21231
4.5mm
80mm
47mm
1
21232
4.8mm
86mm
52mm
1
21233
5mm
86mm
52mm
1
21234
5.5mm
93mm
57mm
1
21235
6mm
93mm
57mm
1
21236
6.5mm
101mm
63mm
1
21237
7mm
109mm
69mm
1
21238
7.5mm
109mm
69mm
1
21239
8mm
117mm
75mm
1
21240
8.5mm
117mm
75mm
1
21241
9mm
125mm
81mm
1
21242
9.5mm
125mm
81mm
1
21243
10mm
133mm
87mm
1
21244
10.5mm
133mm
87mm
1
21245
11mm
142mm
94mm
1
21246
11.5mm
142mm
94mm
1
21247
12mm
151mm
101mm
1
21248
12.5mm
151mm
101mm
1
21249
13mm
151mm
101mm
1

Sets

Article Number
Diameter
Total Length
Working Length
Quantity
17735
-
-
-
6
21962
-
-
-
19
21965
-
-
-
25

Multipack

Article Number
Diameter
Total Length
Working Length
Quantity
21251
1mm
34mm
12mm
10
21252
1.1mm
36mm
14mm
10
21253
1.2mm
38mm
16mm
10
21254
1.3mm
38mm
16mm
10
21255
1.4mm
40mm
18mm
10
21256
1.5mm
40mm
18mm
10
21257
1.6mm
43mm
20mm
10
21258
1.7mm
43mm
20mm
10
21259
1.8mm
46mm
22mm
10
21260
1.9mm
46mm
22mm
10
21261
2mm
49mm
24mm
10
21262
2.1mm
49mm
24mm
10
21263
2.2mm
53mm
27mm
10
21264
2.3mm
53mm
27mm
10
21265
2.4mm
57mm
30mm
10
21266
2.5mm
57mm
30mm
10
21267
2.6mm
57mm
30mm
10
21268
2.7mm
61mm
33mm
10
21269
2.8mm
61mm
33mm
10
21270
2.9mm
61mm
33mm
10
21271
3mm
61mm
33mm
10
21272
3.1mm
65mm
36mm
10
21273
3.2mm
65mm
36mm
10
21274
3.3mm
65mm
36mm
10
21275
3.4mm
70mm
39mm
10
21276
3.5mm
70mm
39mm
10
21277
3.6mm
70mm
39mm
10
21278
3.7mm
70mm
39mm
10
21279
3.8mm
75mm
43mm
10
21280
3.9mm
75mm
43mm
10
21281
4mm
75mm
43mm
10
21282
4.1mm
75mm
43mm
10
21283
4.2mm
75mm
43mm
10
21284
4.3mm
80mm
47mm
10
21285
4.4mm
80mm
47mm
10
21286
4.5mm
80mm
47mm
10
21287
4.6mm
80mm
47mm
10
21288
4.7mm
80mm
47mm
10
21289
4.8mm
86mm
52mm
10
21290
4.9mm
86mm
52mm
10
21291
5mm
86mm
52mm
10
21292
5.1mm
86mm
52mm
10
21293
5.2mm
86mm
52mm
10
21294
5.3mm
86mm
52mm
10
21295
5.4mm
93mm
57mm
10
21296
5.5mm
93mm
57mm
10
21297
5.6mm
93mm
57mm
10
21298
5.7mm
93mm
57mm
10
21299
5.8mm
93mm
57mm
10
21300
5.9mm
93mm
57mm
10
21301
6mm
93mm
57mm
10
21302
6.1mm
101mm
63mm
10
21303
6.2mm
101mm
63mm
10
21304
6.3mm
101mm
63mm
10
21305
6.4mm
101mm
63mm
10
21306
6.5mm
101mm
63mm
10
21307
6.6mm
101mm
63mm
10
21308
6.7mm
101mm
63mm
10
21309
6.8mm
109mm
69mm
10
21310
6.9mm
109mm
69mm
10
21311
7mm
109mm
69mm
10
21312
7.1mm
109mm
69mm
10
21313
7.2mm
109mm
69mm
10
21314
7.3mm
109mm
69mm
10
21315
7.4mm
109mm
69mm
10
21316
7.5mm
109mm
69mm
10
21317
7.6mm
117mm
75mm
10
21318
7.7mm
117mm
75mm
10
21319
7.8mm
117mm
75mm
10
21320
7.9mm
117mm
75mm
10
21321
8mm
117mm
75mm
10
21322
8.1mm
117mm
75mm
10
21323
8.2mm
117mm
75mm
10
21324
8.3mm
117mm
75mm
10
21325
8.4mm
117mm
75mm
10
21326
8.5mm
117mm
75mm
10
21327
8.6mm
125mm
81mm
10
21328
8.7mm
125mm
81mm
10
21329
8.8mm
125mm
81mm
10
21330
8.9mm
125mm
81mm
10
21331
9mm
125mm
81mm
10
21332
9.1mm
125mm
81mm
10
21333
9.2mm
125mm
81mm
10
21334
9.3mm
125mm
81mm
10
21335
9.4mm
125mm
81mm
10
21336
9.5mm
125mm
81mm
10
21337
9.6mm
133mm
87mm
10
21338
9.7mm
133mm
87mm
10
21339
9.8mm
133mm
87mm
10
21340
9.9mm
133mm
87mm
10
21341
10mm
133mm
87mm
10
21342
10.2mm
133mm
87mm
5
21343
10.5mm
133mm
87mm
5
21344
11mm
142mm
94mm
5
21345
11.5mm
142mm
94mm
5
21346
12mm
151mm
101mm
5
21347
12.5mm
151mm
101mm
5
21348
13mm
151mm
101mm
5
23848
14mm
160mm
108mm
5
23849
16mm
178mm
120mm
5

Split point grinding and 135° point angle for optimum centring during spot drilling.

More Information

Catalogue