DIN333 HSS Drill Bits Titanium Coated Straight Flute / Spiral Flute
Brand Name:RTCRAFT or OEM
Certification:ISO,MPA,TUV
Model Number:Type A,B,R
Minimum Order Quantity:Negotiation
Delivery Time:about 20 days
Payment Terms:L/C, T/T, Western Union
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Address:
East Industry Park,Danbei Town,Danyang City,Jiangsu Province,China
Supplier`s last login times:
within 45 hours
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Product Details
DIN333 HSS Center Drill Bits Titanium Coated Straight Flute /
Spiral Flute
Discription of HSS Center Drill Bits:
| ISO866/ISO2540 HSS Center Drills |
| Manufacturing process: fully ground |
| Flute type: N |
| Material: HSS or HSS-Co |
| Finish: bright, TiN |
| Diameter: 1-12.5mm |
HSS Center Drill Bits Features:
| Center drills are used with the lathe to drill a hole in the end of stock for mounting between centers in the lathe. |
| They are designed to drill a small diameter pilot hole followed by a 60 degree countersink that provides a bearing surface for the 60 degree point of the lathe center. |
| Center drill are also used extensively with the milling machine to accurately start holes. |
| The hole locations can be dialed in using the milling machine's calibrated hand wheels, then the hole is started using the center drill. |
| The large diameter shank on the center drill holds the drill point right on center, Once the hole is started, the center drill is replaced with a drill of the desired diameter and the hole is finished. |
| It is imperative hat a cutting lubricant is used, and the center drill is backed off several times to prevent the tip from twisting off. |
Size:
| Type A | Type B | ||||||
| Ød | Ød1 | L | I | Ød | Ød1 | L | L |
| mm | mm | mm | mm | mm | mm=R0 | mm | mm |
| 1,00 | 3,15 | 31,50 | 1,60 | 1,00 | 3,15 | 37,50 | 3,00 |
| 1,25 | 3,15 | 33,50 | 1,90 | 1,25 | 3,15 | 31,50 | 3,35 |
| 1,60 | 4,00 | 37,50 | 2,40 | 1,60 | 4,00 | 37,50 | 4,25 |
| 2,00 | 5,00 | 42,00 | 2,90 | 2,00 | 5,00 | 42,00 | 5,30 |
| 2,50 | 6,30 | 47,00 | 3,60 | 2,50 | 6,30 | 47,00 | 6,70 |
| 3,15 | 8,00 | 52,00 | 4,40 | 3,15 | 8,00 | 52,00 | 8,50 |
| 4,00 | 10,00 | 59,00 | 5,60 | 4,00 | 10,00 | 56,00 | 10,60 |
| 5,00 | 12,50 | 66,00 | 6,90 | 5,00 | 12,50 | 66,00 | 13,20 |
| 6,30 | 16,00 | 74,00 | 8,60 | 6,30 | 16,00 | 74,00 | 17,00 |
| 10,00 | 25,00 | 100,00 | 13,70 | 8,00 | 20,00 | 80,00 | 21,20 |
| 12,50 | 31,50 | 125,00 | 17,90 | 10,00 | 25,00 | 100,00 | 31,50 |
| 12,50 | 31,50 | 125,00 | 33,50 |
Sample Policy:
We can provide the samples for free to test quality!
Package and Delivery:
1. Normal Package:5/10 pcs in a plastic bag,then inner box and out
carton.
2. Other package:Blister card,Plastic tube,PVC pouch,according to
your requirments.
3. Samples or small order will be delivered by
courier,DHL,FEDEX,TNT,etc
4. Normal order will be delivered by sea.
Payment and Time
1. We can accept L/C,T/T,Western Union.
2. 20-30Days after your deposite.
DIN333 HSS Drill Bits Titanium Coated Straight Flute / Spiral Flute
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