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Customized Carbide Deep Hole Drill 8xD 12xD 15xD Tungsten Drill Bits For Steel

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Changzhou AMG Precision Tool Manufacturing CO., LTD

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Customized Carbide Deep Hole Drill 8xD 12xD 15xD Tungsten Drill Bits For Steel

Brand Name : AMG

Certification : ISO9001

Place of Origin : CHINA

Payment Terms : T/T/Credit Card

Product name : Carbide Deep Hole Drill

Length Options : 8xD 12xD 15xD 20xD 25xD 30xD 40xD

Application : aluminium, cast iron, steel, inconel 718, titanium, etc

Coating : TiN, TiCN, TiAlN, AlTiN, etc.

Shank Type : Round

Point Angle : 118 or 135 degrees

Material : Carbide

Precision : High precision

Usage : Metal drilling

Flute Type : Spiral

MOQ : 3-10PCS

Packaging Details : Plastic tube

Delivery Time : 5-12 working days

Supply Ability : 30000-100000pcs per month

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Customized Long Tungsten Carbide Drill Bits Deep Hole Drills Steel Processing

Introduction:

AMG's customized long-length tungsten carbide drills deliver exceptional stability and precision in deep hole steel machining. Our proprietary designs overcome traditional drilling limitations with optimized geometries for superior hole straightness, surface finish, and tool life - even at extreme depth-to-diameter ratios.

Specification:

Customized Carbide Deep Hole Drill 8xD 12xD 15xD Tungsten Drill Bits For Steel

15D Deep hole carbide drill
Flute dia (D)	Shank dia (d)	OAL(L)	Groov length (L2)	Shank length(LS)
3	6	95	55	36
3.17	6	106	67	36
3.5	6	116	76	36
3.57	6	116	76	36
3.97	6	116	76	36
4	6	116	76	36
4.37	6	133	93	36
4.5	6	133	93	36
4.76	6	133	93	36
5	6	133	93	36
5.1	6	150	110	36
5.16	6	150	110	36
5.41	6	150	110	36
5.5	6	150	110	36
5.56	6	150	110	36
5.95	6	150	110	36
6	6	150	110	36
6.35	8	167	127	36
6.5	8	167	127	36
6.75	8	167	127	36
7	8	167	127	36
7.14	8	183	143	36
7.5	8	183	143	36
7.54	8	183	143	36
7.94	8	183	143	36
8	8	183	143	36
8.33	10	204	160	40
8.5	10	204	160	40
8.73	10	204	160	40
9	10	204	160	40
9.13	10	221	177	40
9.52	10	221	177	40
9.92	10	221	177	40
10	10	221	177	40
10.32	12	247	198	45
10.72	12	247	198	45
11	12	247	198	45
11.11	12	263	214	45
11.51	12	263	214	45
11.91	12	263	214	45
12	12	263	214	45
12.3	14	297	248	45
12.7	14	297	248	45
13.1	14	297	248	45
13.49	14	297	248	45
13.89	14	297	248	45
14	14	297	248	45

20D Deep hole carbide drill
Flute dia (D)	Shank dia (d)	OAL(L)	Groov length (L2)	Max.depth of cutting (L1)	Shank length(LS)
3	6	107	65	60	36
3.175	6	134	92	86	36
3.5	6	134	92	86	36
3.572	6	134	92	86	36
3.969	6	134	92	86	36
4	6	134	92	86	36
4.5	6	158	118	110	36
4.763	6	158	118	110	36
4.8	6	158	118	110	36
5	6	158	118	110	36
5.5	6	170	132	123	36
5.556	6	182	144	135	36
5.8	6	182	144	135	36
6	6	182	144	135	36
6.1	8	200	162	151	36
6.35	8	200	162	151	36
6.5	8	200	162	151	36
6.8	8	200	162	151	36
7	8	200	162	151	36
7.144	8	222	184	172	36
7.4	8	222	184	172	36
7.5	8	222	184	172	36
7.938	8	222	184	172	36
8	8	222	184	172	36
8.3	10	240	198	184	40
8.5	10	240	198	184	40
8.731	10	240	198	184	40
9	10	240	198	184	40
9.525	10	262	220	205	40
9.8	10	262	220	205	40
10	10	262	220	205	40
10.2	12	289	242	225	45
10.319	12	289	242	225	45
11	12	289	242	225	45
11.113	12	311	264	246	45
11.5	12	311	264	246	45
11.8	12	311	264	246	45
11.906	12	311	264	246	45
12	12	311	264	246	45

Features:

Advanced Carbide Formulations

Multiple substrate grades available (K10/K20/K30)
Micro-grain structure (0.4-0.6μm) for optimal wear resistance

Custom Geometry Options

Flute lengths from 8D to 40D (standard and custom)
Variable helix angles (30°-45°) for vibration control
Special margin designs for improved guidance

Premium Coating Selection

Standard: AMG Nano coating (universal steel applications)
Upgrade: Hyper-TiAlN (for hardened steels up to HRC 55

Available Specifications:

For Carbon/Alloy Steels:
- Special chipbreaker designs prevent birdnesting
- Optimized for continuous drilling up to 40xD
For Hardened Steels (HRC 45-55):
- Reinforced web design maintains rigidity
- Low-vibration geometry for extended tool life
For Stainless Steels:
- Polished flutes prevent material adhesion
- High-pressure coolant capability

Detailed Pictures:

Customized Carbide Deep Hole Drill 8xD 12xD 15xD Tungsten Drill Bits For Steel

Our workshop:

Customized Carbide Deep Hole Drill 8xD 12xD 15xD Tungsten Drill Bits For Steel

New Customer Special Offers:

To help you experience our premium products, we’re excited to offer the following exclusive promotions for first-time buyers:

1.Free Test Samples

Get free samples (total value ≤ $20 USD) when you cover the international shipping cost.

Perfect for evaluating our product quality and performance risk-free.

2.$50 USD Discount on First Order

New customers can enjoy a $50 discount on the first order of $500 or more.

A great way to start our partnership with extra value!

Our advantages:

1.Advanced grinding machines: All of our grinding machines are WALTER and SAACKE brands.

2.Advanced inspection machines: We have ZOLLER, OMEGA, PG1000, etc. For inspecting each carbide tools.

3.Fast feedback: we offer 24 hours online service

4.Strict quality control system:
We strictly adhere to a three-stage inspection process for each tool:
Raw material inspection
Semi-finished product inspection after production
Final inspection after coating (pre-shipment check)

Related products:

Customized Carbide Deep Hole Drill 8xD 12xD 15xD Tungsten Drill Bits For Steel

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