T. C. T. Extreme Quick Change Universal/Porcelain Drill Bit

• Customization: Available
• Customized: Customized
• Standard: DIN
• Model NO.: 3778H
• Type: Twist Drill Bit
• Material: Tungsten Carbide
• Usage: Wood Drilling, Metal Drilling, Masonry Drilling
• Carbide Tip Type: Dql
• Steel Shaft Type: 40cr
• Surface Treatment: Shot-Peened
• Shank Type: DIN6.35e
• Flute Type: U
• Welding Type: Hfw.
• Transport Package: Paper Hanger, PVC Bag, Skin Pack, Blister Pack
• Specification: 3mm to 16mm diameter
• Trademark: OEM, HTT
• Origin: China
• HS Code: 8207509000
• Production Capacity: 4800000

Product Description

* Extreme rough carbide tips diamond ground with special step cutting edges and angles for multi-materials cut effectively.
* Special designed to drill holes in those various tile, ceramic, porcelains, fibre brick, etc under the correct rotary speed recommendation.
* Sharpness of the carbide cutting edges is also available for those materials of plastic, wood, metal, iron, and glass, etc.
* Strongly recommend that enough cooling waster feed to get better drilling performance and prolonged drilling life.
* DIN6.35E quick change hex shank to fit those quick change chuck and connector under DIN6.35E standard.



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

Item Number	Diameter(mm)	Working Length(mm)	Overall Length(mm)
3778H.03042085	3	42	85
3778H.03542085	3.5	42	85
3778H.04050085	4	50	85
3778H.04550085	4.5	50	85
3778H.05050085	5	50	85
3778H.06065100	6	65	100
3778H.06565100	6.5	65	100
3778H.07075125	7	75	125
3778H.08075125	8	75	125
3778H.09090150	9	90	150
3778H.10090150	10	90	150
3778H.11090150	11	90	150
3778H.12090150	12	90	150
3778H.13090150	13	90	150
3778H.14090150	14	90	150
3778H.16090150	16	90	150