Adjusting Bolts Hex Socket With Knurled Head

Caution
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Product Description
・ Product type: Adjusting Bolts Hex Socket with Knurled Head, C-AJKTNA series.
・ Adjusting Bolts, commonly paired with fixing blocks for precise workpiece positioning adjustments. Ideal for fine-tuning workpiece positions with accuracy.
・ This is an economy item; The price is cheaper than the MISUMI standard product.
・ Thread size x Pitch: M3x0.5, M4x0.7, M5x0.8, M6x1.0, M8x1.25
・ Screw Length [mm]: 10, 15, 20, 30, 40, 50, 60, 70, 80
・ Material: Made of S45C with Trivalent Chromate surface treatment.
Product Overview of Adjusting Bolts
Product Feature of Adjusting Bolts
Feature 2: It is often used in combination with the fixing block for Adjusting Bolts, which can be used to adjust the position of the workpiece in a small amount through the Adjusting Bolts, so as to play the role of precise positioning.
Feature 3: There are embossing knobs and hexagon sockets at the front end, which can be coarsely adjusted by hand and finely adjusted with an hex wrench at the same time.
Feature 4: The thread length can be freely specified within the range according to the actual design needs.
Dimensional Drawing of Adjusting Bolts

The thread precision of this product of Adjusting Bolts has been judged qualified through commercially available nuts equivalent to GB 6G.Specifications Overview of Adjusting Bolts
| Thread of Adjusting Bolts | Type of Adjusting Bolts | Material | Surface Treatment |
| Coarse Thread | C-AJKTNA | S45C | Trivalent Chromate Treatment |
Usage Method of Adjusting Bolts

| Product Drawings of Adjusting Bolts | Intended Use of Adjusting Bolts |
![]() | Mainly used to Adjusting Bolts the workpiece position |
![]() | Used for camera focusing, etc. |
Example Use of Adjusting Bolts

Camera position adjustment mechanism
Mechanism function:
In the visual inspection process of the workpiece, the camera position is adjusted on the X axis, Y axis, Z axis, and angleθ with the adjusting screw assembly and the adjusting bolt, and the workpiece can be photographed
The function of the Adjusting Bolts:
the two-way displacement of the platform of the fixed camera is performed by rotating the Adjusting Bolts, which plays a role in adjusting the position of the camera.
Related Industries of Adjusting Bolts
| Electronic & Electrical Appliances | Smart phone | Medical | ||
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| Robotics | Semiconductor | Lithium battery | ||
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Precautions of Adjusting Bolts
② The product is not hard, and the front end cannot be stressed. It can only be used for adjustment after screwing into the workpiece with the threaded hole.
③ The front end matching part prevents loosening, with high precision. It is recommended to use it with MISUMI's fixing block for adjusting bolts.
Related Products of Adjusting Bolts
| Economy series Linear guide shaft | With flanged linear bearing Standard type | Hexagonal Posts Adjusting Bolts Ends Tapped | ||
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| Typical model of Adjusting Bolts: CPSFJT20-325-M8 | Typical model of Adjusting Bolts: LHIFR20 | Typical model of Adjusting Bolts: LSBRK13-100 | ||
| Advantages of Adjusting Bolts: Economy series products, min. shipped in 1 day at the earliest | Advantages of Adjusting Bolts: High quality, low price, short delivery time | Advantages of Adjusting Bolts: Easy to mount, suitable for narrow spaces. |
Specification Table of Adjusting Bolts

| Part Number of Adjusting Bolts | L Selection | d | T | MxP | B | D | A | F | E2 | ℓ | |||||||||
Type | M | ||||||||||||||||||
| (Coarse Thread) C-AJKTNA | 3 | 10 | 15 | 20 | 30 | 2.5 | 7 | 3×0.5 | 3 | 4.5 | 7 | 10 | 5 | 4 | |||||
| 4 | 10 | 15 | 20 | 30 | 40 | 3.5 | 4×0.7 | 5.5 | |||||||||||
| 5 | 15 | 20 | 30 | 40 | 50 | 60 | 70 | 4.5 | 9 | 5×0.8 | 4.6 | 7.5 | 15 | 15 | 8 | 7 | |||
| 6 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 5.5 | 6×1.0 | 8.5 | |||||||||
| 8 | 30 | 40 | 50 | 60 | 70 | 80 | 7.5 | 12 | 8×1.25 | 6 | 11.5 | ||||||||
Material
Surface Treatment










L Selection
Type
M