Procuct Name | HSS DIN333 Type A Center Drill Bit for Centre Drilling |
Material | HSS4241,4341,6542 (Co5%-M35,Carbide are Available) |
Process | Fully Ground |
Flute | Straight Flutes(2 Flute is Available) |
Surface | Bright Finishing(Amber,Tin-coated ,AlTiN coated are Available) |
Size | 1.0MM-10MM |
Standard | DIN333A(DIN333B,DIN333R,Extra Long,GOST 14952-75 are Available) |
Features | 1.Center drill bits can be used to make conical holes for a lathe center in order to make a starting point for a standard twist drill, designed to prevent the twist drill from walking, as well as for producing center holds in components or work pieces with require machining between centers. 2.Available for all Kinds of Materials: Metal, Alloy, Copper, Iron, Wood, Aluminum, and so on. 3.Durable and Resistance: Center drill bit is made of HSS high speed steel, with extremely sharp blade, low consumption and durable with impact resistance, wear resistance. 4.center drills have flutes and cutting points on both ends. this allows the user with the ability to reverse the drill and utilize both ends. 5.Easy cutting with high speed and excellent offtake of chips.suitable for products with straight flute,oblique flute and spiral fiute,etc. 6.60 degree countersink angle fits all standard centers 7.High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance |
Diameter |
Shank Diameter |
Overall Length |
1.0mm |
3.15mm |
31.5mm |
1.6mm |
4.0mm |
35.5mm |
2.0mm |
5.0mm |
40.0mm |
2.5mm |
6.3mm |
45.0mm |
4.0mm |
10.0mm |
56.0mm |
5.0mm |
12.5mm |
63.0mm |
6.3mm |
16.0mm |
71.0mm |
8.0mm |
20.0mm |
80.0mm |
10.0mm |
25.0mm |
100.0mm |
12.5mm |
31.5mm |
125.0mm |
Custom-tailor would be available against customers’ requirements
Shipping: Express delivery, air shipping, sea shipping are available for your request. Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
Packing: We also supply single pvc bag,paper bag,colored plastic square box,transparent plastic box,skin card,sandwich and so on packages with size, logo,brand and other information.
Q: Is OEM available?
A: Yes, OEM and customization are available. Graved logo marker,Laser logo marker,, customized packing. Printed Inner box, Carton box.
Q: Are samples available?
A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.
Q: What is your payment terms?
A: T/T,L/C,D/A,D/P,Paypal,Western Union,for different circumstances.
Q: What's your delivery way?
A: Express delivery, air shipping, sea shipping are available for your request.
Q: What's your delivery time?
A: Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
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