DIN373 Solid Pilot Countersink Drill Bit HSS Slotting Socket Flat Bolt Hole

• Customized: Non-Customized
• Certification: ISO
• Usage: Metal Drilling
• Material: High Speed Steel
• Use: Metal Drilling
• Type: Core Drill Bit,
• Model NO.: M5*10*5.5*8.0*80L*3F
• Screw Size: M3-M12
• Diameter: 12-65mm
• Transport Package: Plastic Box + Carton Box
• Specification: M3-M20
• Trademark: SEPAL
• Origin: China
• HS Code: 8207509000
• Production Capacity: 100000PCS/Months

Product Description

Din373 High speed steel socket screw counterbore with pilot

• 3 flute design
• Right-hand cutting
• Nominal size to suit metric socket head cap screws
• Cobalt High Speed Steel enables counterboring in high alloy steels
• Specifications: Screw size:3mm-20mm; Pilot diameter:3.4mm-21mm; Cutting diameter: 6mm-33mm.
• Features: 3 flute,straight shank or taper shank,solid pilot,high speed steel.
• Counterbore sets available.
• High toughness, abrasion resistance, high-speed cutting for the high hardness.
• Reduces times of changing tools, improves machine actuator movement efficiency and save mold making time.
• Suitable for milling of copper, aluminum, steel, cast iron, etc.An essential hardware tool for industrial.
• Plain shank counterbores made to BS328 Part 5, ISO and DIN373 standards.

 

Bolt size	Ø Dc	Ø Dt	L	Ø Ds
M3	6,0 mm	3,4 mm	71 mm	Ø 5 mm
M4	8,0 mm	4,5 mm	71 mm	Ø 5 mm
M5	10 mm	5,5 mm	80 mm	Ø 8 mm
M6	11 mm	6,6 mm	80 mm	Ø 8 mm
M8	15 mm	9,0 mm	100 mm	Ø 12,5 mm
M10	18 mm	11,0 mm	100 mm	Ø 12,5 mm
M12	20 mm	13,5 mm	100 mm	Ø 12,5 mm
M3	6,0 mm	3,2 mm	71 mm	Ø 5 mm
M4	8,0 mm	4,3 mm	71 mm	Ø 5 mm
M5	10 mm	5,3 mm	80 mm	Ø 8 mm
M6	11 mm	6,4 mm	80 mm	Ø 10 mm
M8	15 mm	8,4 mm	100 mm	Ø 12,5 mm
M10	18 mm	10,5 mm	100 mm	Ø 12,5 mm
M12	20 mm	13 ,0 mm	100 mm	Ø 12,5 mm
M3	6,0 mm	2,5 mm	71 mm	Ø 5 mm
M4	8,0 mm	3,3 mm	71 mm	Ø 5 mm
M5	10 mm	4,2 mm	80 mm	Ø 8 mm
M6	11 mm	5,0 mm	80 mm	Ø 8 mm
M8	15 mm	6,8 mm	100 mm	Ø 12,5 mm
M10	18 mm	8,5 mm	100 mm	Ø 12,5 mm
M12	20 mm	10,2 mm	100 mm	Ø 12,5 mm

Delivery Details:
*3-5 days if have in stock,it takes 25days if not stock.
* Products also can be shipped as customer requirement, such as DHL,FEDEX, TNT, UPS,AIR SHIPMENT and SEA SHIPMENTetc.
*Our company near to Shanghai or Ningbo port.
* At anytime, we will try our best to send the goods to client in time.

Payment Details:
*T/T: 100% In advance, or  30% payment in advance, the rest 70% before shipping.
*L/C: Irrevocable L/C at sight.
*Western Union: 30% payment in advance and the rest 70% before shipping.
*PayPal: 30% in advance, and the rest 70% before shipping. But customer should pay 5% bank fees.

FAQ
1.What kind of characteristic of your company?
   We belong to both manufacturer and trading company.
2. Can you supply samples?
    Yes, we can. 
3. Can you produce non-standard products?
   Yes, we can. (Please send us drawings or samples)

 Why choose us ?   
    *High quality and high pricision with pretty competitive price product will be offered for you. 
    *Quick respond will be sent within 24hours for you.
    * We povide just-in-time delivery. 
    * Good pre-sales and after-sales service for you.
    *The product warranty is 3month.
    *OEM will be offered for you.