Cobalt 5% Crtialn Coated HSS Twist Drill Bit DIN338rn

• Customized: Customized
• Standard: DIN
• Length: 22mm to 151mm
• Type: Twist Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Model NO.: 992
• Flute Type: S
• Tip Point: 135degrees Split Point
• Marking: Stamped Marking
• Shank Type: Cylindrical Shank
• Transport Package: Blister, Skin, PVC Bag, Color Paper Hanger, Paper
• Specification: 0.5mm to 13mm diameter
• Trademark: OEM, HTT
• Origin: China
• HS Code: 8207509000
• Production Capacity: 7200000PCS/Year

Product Description

* Fully ground drill bit 5% Cobalt HSS with 135degrees split point and flute type S.

* Diameter tolerance h8 standard.

* The cobalt content makes the bit harder and heightens temperature resistance,for work with hard metals such as stainless steel.

* To drill holes in unalloyed and alloyed steels (up to 1000/mm2), stainless steel, cast iron.

* Multiple coating that acts as a thermal barrier against heating and allows a longer life.

* The coating reduces friction, facilitates dust removal and increase the cutting speed.

* The type S flute makes it possible to remove medium and long chips.




*Other special sizes are also available on the customers' special request.

Item Number	Diameter(mm)	Working Length(mm)	Overall Length(mm)
992.3380050	0.5	6	22
992.3380100	1.0	12	34
992.3380150	1.5	18	40
992.3380200	2.0	24	49
992.3380250	2.5	30	57
992.3380300	3.0	33	61
992.3380320	3.2	36	65
992.3380350	3.5	39	70
992.3380400	4.0	43	75
992.3380420	4.2	43	75
992.3380450	4.5	47	80
992.3380500	5.0	52	86
992.3380520	5.2	52	86
992.3380550	5.5	57	93
992.3380600	6.0	57	93
992.3380620	6.2	63	101
992.3380650	6.5	68	109
992.3380700	7.0	69	109
992.3380750	7.5	75	117
992.3380800	8.0	75	117
992.3380850	8.5	81	125
992.3380900	9.0	81	125
992.3380950	9.5	87	133
992.3381000	10.0	87	133
992.3381050	10.5	94	142
992.3381100	11.0	94	142
992.3381150	11.5	101	151
992.3381200	12.0	101	151
992.3381250	12.5	101	151
992.3381300	13.0	101	151