Multi-purpose drill bits Cobalt Tungsten carbide tipped Vanadium steel shank

Price: 0.3 USD
Trade Term: FOB
Payment Terms: T/T,L/C
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Basic Info.
  • Brand Name: SINOLITE 
  • Product:: Multi-purpose drill bits 
  • Application:: drill holes on metal sheet, granite, etc. 
  • Characteristics:: Cobalt tungsten carbide tipped, Chrome Vanadium shank 
  • Model No.: 7082 
  • In USA Showroom: Offline Showroom in USA 
  • Min.Order: 200 Piece/Pieces
  • Means of Transport: Ocean, Air
Supply Capacity
  • Production Capacity: 50000pcs per month
  • Packing:plastic bag, plastic tube
  • Delivery Date: 30 days

1)Multi-purpose drill bits 

Made by cobalt and tungsten carbide tip, Special degrees of carbide to enable well centered drilling, the chrome vanadium steel shank provides extra hardness and torque force

Application: Masonry,Ceramic tile,Concrete,Brick,Fiberglass/Plexiglass/Glass,Cast metals,Hardened steel,Granite,Marble,Woods,Plastics,Eliminates etc. Sizes are from 3mm-25mm (1/8"-1")

Carbide Tip of multi-purpose drill bits in black flute

2)Picture of multi-purpose drill bits Multi-purpose drill bits Cobalt Tungsten carbide tipped Vanadium steel shank

3)reduced shank of multi-purpose drill bits Multi-purpose drill bits Cobalt Tungsten carbide tipped Vanadium steel shank

4)Skinned card packing for multi-purpose drill bits 

Multi-purpose drill bits Cobalt Tungsten carbide tipped Vanadium steel shank

5)Metric sizes of multi-purpose drill bits

MetricTotal LengthShank
3mm70mmStraight
4mm83mmStraight
5mm89mmStraight
6mm108mmStraight
7mm111mmStraight
8mm114mmStraight
9mm127mmStraight
10mm160mmStraight
11mm160mmStraight
12mm160mm9.52mm
13mm160mm9.52mm
14mm160mm9.52mm
16mm160mm9.52mm
18mm160mm9.52mm
20mm160mm9.52mm
22mm160mm12.7mm


6)Inch sizes for multi-purpose drill bits

InchTotal LengthShank
3/32"2-3/4"Straight
1/8"2-3/4"Straight
5/32"3-1/4"Straight
3/16"3-1/2"Straight
7/32"3-3/4"Straight
1/4"4-1/4"Straight
9/32"4-3/8"Straight
5/16"4-1/2"Straight
11/32"5"Straight
3/8"5-15/16"Straight
13/32"6-1/4"Straight
7/16"6-1/4"Straight
15/32"6-1/4"3/8"
1/2"6-1/4"3/8"
9/16"6-1/4"3/8"
5/8"6-1/4"3/8"
3/4"6-1/4"3/8"
7/8"6-1/4"1/2"


7) Drilling Instruction

Please follow the speed and technique instructions below

Hardened Steel and Iron            2000—4000 RPM (Lubricant)

Masonry/Concrete                 2000—4000 RPM (Percussion)

Stainless Steel                    1500—2500 RPM (Coolant)

Glass/Tile/Granite                  300—600 RPM

Plastic and Laminates               300—600 RPM

Solid Surface Materials              300—600 RPM

Wood and Composite                500—1000 RPM


Send message to this supplier
Mr. Lian Min (G.Manager)
Tel: 86-574-27866278
Mobile: +86-13606583685
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Contact Method
Sinolite Tools Limited
Shangshao Industrial Zone, Zhongren Road, Zhuangqiao,, Ningbo, Zhejiang, China (Mainland)
Fax: 86-574-27866277
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