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Multi-purpose drill bits for rotary or percussion drilling one bit for every job

0.5 USD
Min. Order: 500 Piece/Pieces
Payment Terms: L/C, D/P, T/T
Supply Ability: 10000pcs per month
Place of Origin: Zhejiang

Company Profile

Location: Ningbo, Zhejiang, China (Mainland)
Business Type: Manufacturer, Distributor/Wholesaler

Product Detail

Model No.: 7084
Means of Transport: Ocean, Air, Land
Brand Name: SINOLITE
Product:: Multi-purpose drill bits
Application:: drill holes on metal sheet, granite, etc.
Characteristics:: Cobalt tungsten carbide tipped, Chrome Vanadium shank
Production Capacity: 10000pcs per month
Packing: card skinned, double blister
Delivery Date: 45days
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Product Description

 1)Products: Multi-Purpose Drill Bits
Metric size: 3-22mm; Inch size: from 1/8"-1"
Copper color, black flute
Cobalt & Tungsten Carbide Tip,Chrome Vanadium Steel Shank

2)Picture of Multi-Purpose Drill Bits in cooper color black flute

18mm 160mm 9.52mm

20mm 160mm 9.52mm

22mm 160mm 12.7mm

4)Inch sizes

Inch Total Length Shank

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)130 degrees of carbide tip, can be resharpened after long time use

 6)R.P.M. Recommended
Hardened Steel & Iron      2000-4000RPM
   (Lubricant/Coolant keeps the bit sharper for a longer life)
Stainless Steel            2000-4000RPM
   (Lubricant required)
Glass Tile, Granite & Marble:  300-600RPM
    (Coolant improves cut and extends life of the bit)
Plastics and Laminates:        300-600RPM
7)Reuse of drill bits
You can resharpen your drill bits after long time use to save drill bits' life and your money
by using diamond sharpening wheel 
9)118 or 130 degrees of Tungsten Carbide Tipps are available for your choice

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