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

Model: 7082
Brand Name: SINOLITE
Product:: Multi-purpose drill bits
Application:: drill holes on metal sheet, granite, etc.
Characteristics:: Cobalt tungsten carbide tipped, Chrome Vanadium shank

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Product Description

Payment & Shipping Terms Supply Capacity
Unit Price:0.3 USDProduction Capacity:50000pcs per month
Trade Term:FOBPacking:plastic bag, plastic...
Payment Terms:L/C, T/TDelivery Date:30 days
Min. Order:200 Piece/Pieces
Means of Transport:Ocean, Air

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

Category: Multi-Purpose Drill Bits


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