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| PRODUCT DETAILS | ||
| Here we are: Home > Wood drill bit > Wood Auger bit | ||
| Product Name | Various Size Orange black or blue painted Auger Drill Bit for wood drilling | |
| Brand | TONGHUI | OEM/ODM is available |
| Material | High quality Carbon steel | High speed steel |
| Shank type | Hex shank (1/4") | SDS PLUS or Triangle shank is available |
| Flute | Four flutes | Single, Double or Three flutes is available. |
| Tip | Thread tip with 4 spurs | Single, Double or Three spurs is available. |
| Surface | Orange & Bright | Customized color is available |
| Application | For various woods holes drilling | |
| Compatible device | Pistol drill, Cordless drill, Bench drill and so on. | |
| Package | Blister card with environmental friendly Inner package: Strong paper box Outer package: Standard sea freight carton Or Customized package. | |
| Features | 1. Made of premium High Speed Steel with high durability. 2. Sharp tip with four cutting spurs for faster and cleaner holes drilling. 3. Tapered Four flutes design for quick chip ejection and less breakout. 4. Full thread tip design allows bit to self-feed for ease of drilling. 5. Quick exchange hex shank reduces slipping but with high universality. 6. Excellent and stable performance, good choice for wood drilling. | |

| SPECIFICATION PARAMETER | ||||||
| Spec.(mm) | Dia. (mm) | Dia. (inch) | Overall length | Working length | Shank | Reconmmendation RPM |
| φ10 | 10 | 2/5 | 6-1/2” (165mm) | 3" (75mm) | 1/4“ (6.35mm) | 1500-2000 rpm |
| φ12 | 12 | 15/32 | ||||
| φ13 | 13 | 33/64 | ||||
| φ14 | 14 | 9/16 | ||||
| φ15 | 15 | 19/32 | ||||
| φ16 | 16 | 41/64 | ||||
| φ17 | 17 | 43/64 | ||||
| φ18 | 18 | 45/64 | ||||
| φ19 | 19 | 3/4 | ||||
| φ20 | 20 | 25/32 | ||||
| φ22 | 22 | 55/64 | 1000-1500 rpm | |||
| φ24 | 24 | 15/16 | ||||
| φ25 | 25 | 63/64 | ||||
| φ26 | 26 | 1 1/32 | ||||
| φ28 | 28 | 1 7/64 | < 1300 rpm | |||
| φ30 | 30 | 1 3/16 | ||||
| φ32 | 32 | 1 17/64 | ||||
| φ35 | 35 | 1 3/8 | ||||
| We provide customized service of diameter, overall length, shank type, color and package. Contact us! | ||||||

Various Size Orange black or blue painted Auger Drill Bit for wood drilling
The cutting principles of the auger bit are the same as those of the center bit above. The auger adds a long deep spiral flute for effective chip removal.
Two styles of auger bit are commonly used in hand braces: the Jennings or Jennings-pattern bit has a self-feeding screw tip, two spurs and two radial cutting edges. This bit has a double flute starting from the cutting edges, and extending several inches up the shank of the bit, for waste removal. This pattern of bit was developed by Russell Jennings in the mid-19th century.
The Irwin or solid-center auger bit is similar, the only difference being that one of the cutting edges has only a "vestigal flute" supporting it, which extends only about 1⁄2 in (13 mm) up the shank before ending. The other flute continues full-length up the shank for waste removal. The Irwin bit may afford greater space for waste removal, greater strength (because the design allows for a center shank of increased size within the flutes, as compared to the Jenning bits), or smaller manufacturing costs. This style of bit was invented in 1884, and the rights sold to Charles Irwin who patented and marketed this pattern the following year.
Both styles of auger bits were manufactured by several companies throughout the early- and mid-20th century, and are still available new from select sources today.
(from wikipedia)
Prompt Production & Delivery
Available in Various Requires
Customized Specifications Accepted
OEM & ODM Service and Buyer Label Offered
Quick Response to Your Inquiry on Line, Email, or Telephone

| Packaging Detail | Inner package: Environmental friendly palstic box Outer package: Standard sea freight carton Or Customized package. |
| Production Time | 2~15 working days based on quantity after confirmed sample. |
1. Q: Is OEM available?
A: Yes, OEM and customization are available. Also, we can provide label printing service.
2. Q: Are samples available?
A: Yes, but sample fee or freight fee will be required, the sample fee will be returned to you after you making official order.
3. Q: Is there cheap shipping cost to import to our country?
A: For small order, Express will be the first choice, And for bulk order, sea ship way is best but take longer time. For urgent orders, we suggest via air to airport or by Express.
4. Q: What is your payment terms?
A: T/T, L/C, WESTERN UNION and ONLINE TRADE ASSURANCE ORDER.
5. Q: What's your delivery time?
A: 2-15 working days based on quantity after confirmed sample
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