0 ratings
Item #:
77165735
THINBIT BT21AR MICROBIT Uncoated Solid Carbide Boring Tool, .073" Minimum bore, .500" Reach, Round Neck with .010" Projection and 1/8" Shank
Item #:
77165735
BDT 11354
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Thursday, July 23
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Precision Boring
The THINBIT BT21AR offers exceptional precision with a .073" minimum bore size, making it ideal for intricate work and tight tolerances in various machining applications.
Solid Carbide Quality
Crafted from solid carbide, this boring tool ensures durability and long tool life, providing consistent performance while reducing the need for frequent tool changes.
Versatile Reach
With a .500" reach and a 1/8" shank, this tool is designed for various setups, allowing users to easily access hard-to-reach areas without sacrificing stability or precision.
Product Details
| Item Weight | 0.05 lbs (20 grams) |
Who Should Buy?
-
Precision Machinists
Ideal for precision machinists needing highly accurate boring tools for small diameter applications with minimal bore sizes.
-
Small Component Manufacturers
Suitable for manufacturers of small components, requiring tools that can reach and create tiny holes with precision.
-
Tool Enthusiasts
Perfect for hobbyists and tool enthusiasts looking to expand their capabilities with a specialized boring tool for intricate projects.
-
General Use
Not suitable for general-purpose drilling tasks where larger bore sizes or different tool styles are needed.
-
Heavy Material Cutting
Inappropriate for heavy-duty cutting operations, as the tool is designed for small, precise boring rather than extensive material removal.
-
Inexperienced Users
Not recommended for inexperienced users due to the precision required and potential difficulty in managing such fine tools effectively.
Product Description
THINBIT BT21AR MICROBIT Uncoated Solid Carbide Boring Tool, .073" Minimum bore, .500" Reach, Round Neck with .010" Projection and 1/8" Shank
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the minimum bore size that the THINBIT BT21AR Microbit can accommodate?
Answer: The THINBIT BT21AR Microbit is designed to handle a minimum bore size of .073 inches. This precise bore capability makes it ideal for applications that require intricate and detailed work, such as machining small components in the aerospace or automotive industries. The accurate design ensures that users can achieve high-quality finishes and tight tolerances, which are critical in professional machining environments. -
Question:
What is the reach of the THINBIT BT21AR Microbit, and why does it matter?
Answer: The THINBIT BT21AR Microbit has a reach of .500 inches. This reach is essential for effectively accessing deep or hard-to-reach cavities in various materials. For instance, in CNC machining, having the right reach ensures that you can bore holes at desirable depths without compromising on the tool's stability or precision, ultimately optimizing machining efficiency and outcome quality. -
Question:
Can the THINBIT BT21AR Microbit be used for different materials?
Answer: Yes, the THINBIT BT21AR Microbit is highly versatile and can be used on a range of materials, including aluminum, brass, and various steels. Its solid carbide construction allows it to maintain sharpness and durability even under demanding conditions. This makes it an excellent choice for both prototyping and production runs where material variety is common. -
Question:
What does the round neck design of the THINBIT BT21AR Microbit offer?
Answer: The round neck design of the THINBIT BT21AR Microbit enhances its ability to operate in confined spaces and tight angles. This design feature allows for better access and maneuverability when machining intricate parts or when working in close quarters, which is often necessary in precision engineering and repair applications. -
Question:
What are the advantages of using an uncoated solid carbide boring tool like the THINBIT BT21AR?
Answer: Using an uncoated solid carbide boring tool such as the THINBIT BT21AR provides superior hardness and wear resistance compared to high-speed steel tools. This ensures longer tool life and the ability to maintain sharp cutting edges for precision boring tasks. Additionally, uncoated tools are favored in environments where chip formation and clarity of cuts are critical, such as in detailed fabrication projects. -
Question:
How should I properly maintain the THINBIT BT21AR Microbit?
Answer: To maintain the THINBIT BT21AR Microbit, it's essential to keep it clean and free from debris and buildup. After use, gently brush off any residues and consider using a degreasing agent if needed. Regularly inspecting the tool for wear or damage will help in identifying when it needs to be replaced. Proper maintenance not only extends the tool's lifespan but also ensures optimal performance on every job. -
Question:
What type of machine is suitable for using the THINBIT BT21AR Microbit?
Answer: The THINBIT BT21AR Microbit is compatible with CNC machines and manual lathes that support a 1/8 inch shank. This compatibility allows for precision boring in various machining setups. Its solid carbide construction means it can withstand the rigors of both automated and manual operations, making it a favorite among machinists for a variety of applications, from prototyping to industrial production. -
Question:
Why is projection measurement important when selecting a boring tool?
Answer: The .010 inch projection feature of the THINBIT BT21AR Microbit is crucial for ensuring proper hole depth and achieving precise cutting action. This measurement allows users to optimize the tool's setup for specific applications, ensuring that the tool can reach the intended depth without excessive overhang, which could affect stability and accuracy. Proper projection helps in achieving cleaner cuts and better overall results. -
Question:
What industries commonly use tools like the THINBIT BT21AR Microbit?
Answer: The THINBIT BT21AR Microbit is widely used in various industries, including aerospace, automotive, and manufacturing. These industries often require precise boring operations for applications like engine components, aircraft parts, and precision machinery. Its ability to handle detailed work makes it indispensable for professionals focused on high-precision tasks and intricate designs. -
Question:
Where can I buy the THINBIT BT21AR Microbit in Bangladesh?
Answer: You can purchase the THINBIT BT21AR Microbit at Ubuy in Bangladesh. Ubuy offers a convenient platform to find this high-quality boring tool, ensuring availability and accessibility for professionals in various machining sectors. Their straightforward ordering process and reliable service make it easy to obtain the tool you need for your projects.
MICROBIT Boring Bars Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
BDT 11354
Order now and get it around Thursday, July 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.