Multi-purpose Drill Bits Cobalt Tungsten Carbide Tipped Vanadium steel shank 130 degrees of carbide tip
0.3 USD
Min. Order: 200 Piece/Pieces
Payment Terms: L/C, T/T
Place of Origin: Zhejiang, China (Mainland)
Means of Transport: Ocean, Air
Production Capacity: 50000pcs per month
Packing: plastic bag, plastic...
Delivery Date: 30 days
Brand Name: SINOLITE
Product:: Multi-purpose drill bits
Application:: drill holes on metal sheet, granite, etc.
Characteristics:: Cobalt tungsten carbide tipped, Chrome Vanadium shank
Multi-purpose drill bit made with s specific drill geometry with 130 degrees of carbide tip
resharpenable carbide for the purpose of repeated use
Multi-purpose Drill Bits Cobalt Tungsten Carbide Tipped Vanadium steel shank 130 degrees of carbide tip
  • Multi-purpose Drill Bits Cobalt Tungsten Carbide Tipped Vanadium steel shank 130 degrees of carbide tip
  • Multi-purpose Drill Bits Cobalt Tungsten Carbide Tipped Vanadium steel shank 130 degrees of carbide tip

1) Product:

Multi-purpose drill bit made with s specific drill geometry with 130 degrees of carbide tip

resharpenable carbide for the purpose of repeated use

Metric sizes: 3-25mm

Inch size: 1/8" - 1" 


2)Picture of multi-purpose drill bit

Multi-purpose Drill Bits Cobalt Tungsten Carbide Tipped Vanadium steel shank 135 degrees of carbide tip

3)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


4)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"


5) 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