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Basic Info.
Packaging & Delivery
Product Description
Tool Holder - BT-Type Tool Holder
1. The specification of the knife handle is complete, and it is in regular stock;
2. High quality base material, extending the service life of the tool handle, and enhancing wear resistance;
3. Inner hole grinding, with higher accuracy, ensures high-quality workpiece processing;
4. Complete specifications of spare parts;
5. Sufficient inventory and stable delivery time;
If you have any machining problem, please let me know your requirements!
| Name: | ER Collet Chucks |
| Brand: | KARVE |
| Material: | 20CrMnTi |
| Hardness: | >HRC55-58 |
| Roundness | >0.8um |
| Body Accuracy: | 0.005mm |
| Specifications: | BT30/40/50 |
| Matching Machine: | CNC |
| Producer | CHINA |
| Model | L (mm) | L1 (mm) | D (mm) | Clamping Range (mm) | Weight (kg) |
| BT30-ER11-70L | 70 | 50 | 19 | 1-7 | 0.5 |
| BT30-ER11-100L | 100 | 80 | 19 | 1-7 | 0.6 |
| BT30-ER16-70L | 70 | 50 | 28 | 1-10 | 0.6 |
| BT30-ER16-100L | 100 | 80 | 28 | 1-10 | 0.6 |
| BT30-ER20-70L | 70 | 50 | 34 | 1-13 | 0.6 |
| BT30-ER20-100L | 100 | 80 | 34 | 1-13 | 0.8 |
| BT30-ER25-100L | 100 | 80 | 42 | 1-16 | 1.0 |
| BT30-ER32-100L | 100 | 80 | 50 | 3-20 | 1.0 |
| BT40-ER11-70L | 70 | 45 | 19 | 1-7 | 1.1 |
| BT40-ER11-100L | 100 | 75 | 19 | 1-7 | 1.1 |
| BT40-ER16-70L | 70 | 45 | 28 | 1-10 | 1.1 |
| BT40-ER16-100L | 100 | 75 | 28 | 1-10 | 1.3 |
| BT40-ER16-150L | 150 | 125 | 28 | 1-10 | 1.6 |
| BT40-ER20-70L | 70 | 45 | 34 | 1-13 | 1.3 |
| BT40-ER20-100L | 100 | 75 | 34 | 1-13 | 1.4 |
| BT40-ER20-150L | 150 | 125 | 34 | 1-13 | 1.8 |
| BT40-ER25-70L | 70 | 45 | 42 | 1-16 | 1.3 |
| BT40-ER25-100L | 100 | 75 | 42 | 1-16 | 1.5 |
| BT40-ER25-150L | 150 | 125 | 42 | 1-16 | 2.1 |
| BT40-ER32-70L | 70 | 45 | 50 | 3-20 | 1.4 |
| BT40-ER32-100L | 100 | 75 | 50 | 3-20 | 1.8 |
| BT40-ER32-150L | 150 | 125 | 50 | 3-20 | 2.6 |
| BT50-ER16-100L | 100 | 70 | 28 | 1-10 | 4.3 |
| BT50-ER16-150L | 150 | 120 | 28 | 1-10 | 4.5 |
| BT50-ER16-200L | 200 | 170 | 28 | 1-10 | 5.1 |
| BT50-ER20-100L | 100 | 70 | 34 | 1-13 | 4.3 |
| BT50-ER20-150L | 150 | 120 | 34 | 1-13 | 4.7 |
| BT50-ER20-200L | 200 | 170 | 34 | 1-13 | 5.3 |
| BT50-ER25-100L | 100 | 70 | 42 | 1-16 | 4.4 |
| BT50-ER25-150L | 150 | 120 | 42 | 1-16 | 4.7 |
| BT50-ER25-200L | 200 | 170 | 42 | 1-16 | 5.5 |
| BT50-ER32-100L | 100 | 70 | 50 | 3-20 | 4.8 |
| BT50-ER32-150L | 150 | 120 | 50 | 3-20 | 5.3 |
| BT50-ER32-200L | 200 | 170 | 50 | 3-20 | 6.0 |
| BT50-ER40-100L | 100 | 70 | 63 | 3-26 | 4.9 |
| BT50-ER40-150L | 150 | 120 | 63 | 3-26 | 5.5 |
| BT50-ER40-200L | 200 | 170 | 63 | 3-26 | 6.2 |
1. When installing the tool handle onto the machine tool, it is necessary to pay attention to cleaning up the iron filings adhering to the inside of the machine tool spindle and the taper surface of the tool handle;
2. Be careful not to install a jacket on the knife handle for empty locking to prevent the jacket from cracking.
3. When the tool handle is not used for a long time, it should be regularly coated with anti rust oil;
4. When installing and clamping the milling cutter, it is necessary to clamp the length of at least 28MM to ensure a stable clamping of the milling cutter.
5. During processing, do not use diesel fuel to directly punch the tool handle, as it can easily damage the tool handle.
6. When using a tool handle for machining, it is necessary to clamp the tool according to the needs of the processing material;
7. When using, be sure to clean the inner hole of the tool handle and the elastic bobbin clamp;
8. In order to protect the locking cone of the machine tool spindle and tool handle at 7:24, it is recommended to regularly clean the spindle with a spindle cleaning stick or dust-free paper.
1. Q: Is free shipping possible?
A: We don't offer free shipping service,but we will give you some discount if you buy large quantity products.
And we have cooperation Express Companies, can offer you the best price of shipping cost.
2. Q:Are you manufacturer or distributor?
A: We are a manufacturer. And we also have our own trading company.
We have a professional R&D team, sale team,etc.
We can provide you the best quality goods and the perfect service.
3. Q: When can I get the price?
A: We usually quote within 24 hours after we get your inquiry.
If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.
4. Q: What is the advantage about your company?
A: Our company has professional team and professional production line.
5. Q: Why should I choose your products?
A: Our products are high quality and low price.
6. Q: How can I get a sample to check your quality?
A: After price confirmation, you can require for samples to check our quality.
If you just need a blank sample to check the design and paper quality,
we will provide you sample for free, as long as you afford the express freight.