Delivery Time:For Samples: 3-5 days For Batch:10 to 15 days.
Certification:SGS Factory Certificater

Solid Carbide High Speed Drill Bits Standard Type , CNC High Precision Drilling
 

Quick Detail:

0.6-0.8um Mirco grain size solid carbide rod

TIALN Coating (Black),TISIALN(Copper)

Made by 5 AXIS CNC grinder

Checked by Zoller Inspection Equipment

Workpiece upto HRC50

1 piece packing.

Inner Cooling  Type

Helix Angle:25°

Description:

Micro Grain Szie 0.6-0.8um, Wc carbide rod with high tenacity,with high quality TiAlN coating,getting long tool life,high Feed Drills,reduce time of changing cutters,improving efficency of machine,saving time of making products.Suggest to process iron and stainless steel upto HRC50,Middle-low speed.

Carbide Rod:Wc:90%,Co:10%,TRS:3800N/mm2, Grain Size:0.6-0.8um

Applications:

Fit for Drilling quenching and tempered steel.stainless steel.nickel alloy and Titanium alloy,Cast iron,enhanced composited material

Specifications:

Cutting	Flute Length	Shank	A.O.L	Drilling Angle
d	l	D	L	A
3	16	6	46	135°-150°
3.2	18	6	49	135°-150°
3.5	20	6	52	135°-150°
4	22	6	55	135°-150°
4.2	22	6	55	135°-150°
4.5	24	6	58	135°-150°
5	26	6	62	135°-150°
5.2	26	6	62	135°-150°
5.5	28	6	66	135°-150°
5.8	28	6	66	135°-150°
6	28	6	66	135°-150°
6.5	31	8	70	135°-150°
6.8	34	8	74	135°-150°
7	34	8	74	135°-150°
7.5	34	8	74	135°-150°