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

• Customization: Available
• Customized: Customized
• Standard: DIN
• Model NO.: 3778TR
• Length: 85mm to 150mm
• 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: Tri-Flat
• 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.




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

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