List of bolt products
- classification:bolt
1306~1350 item / All 3271 items
We will accommodate production for small lot orders and can also handle long sizes (up to L100).
- bolt
We will introduce products that can be used for fastening various materials to concrete substrates.
- bolt
Two types are available: one for metal substrates and one for wood substrates! The case includes one dedicated bit.
- bolt
We have products available for use in fastening to materials such as PVC steel sheets, spandrels, and thin steel plates with iron substrates.
- bolt
ECO cap made from recycled polypropylene! Protects the head of the lock bolt.
- bolt
- others
Design and selection according to ground conditions is possible! Introducing rock bolts used in the NATM method.
- bolt
- Other work tools
Construction using a hydraulic excavator for tunnels is possible! We have a track record of approximately 40 meters as ultra-long mirror reinforcement.
- bolt
Introducing the "custom specification conversion adapter" that we created based on your requests!
- bolt
- nut
- Other work tools

We have published issue 143 of the information magazine about screws, "Yamarin Newspaper"!
Yamazaki Co., Ltd., which engages in the sale of screws and general machine tools, the production of special screws, the sale of transmission components, and machining, publishes a monthly information magazine on screws titled "Yamarin Newspaper." In issue 143 of "Yamarin Newspaper," we feature the "Change Lock Nut," which exhibits excellent anti-loosening effects through the power of springs and does not require special tools, as well as "Custom Specification Conversion Adapters." [Contents] ■ Change Lock Nut ■ Custom Specification Machined Parts 15 ■ Custom Specification Conversion Adapters 14 ■ Trivia about Screws *For more details, please refer to related products and catalogs, or feel free to contact us.
Kofu Seibyo provides strong support! We will consider the feasibility of forging based on your drawings!
- bolt
We will achieve cost reduction, shorter delivery times, and improved product quality!
- bolt
- nut
- Other machine elements
We conducted screening through a third-party organization and resolved quality issues concerning imported goods!
- bolt
- nut
- Assembly Machine
A rich and diverse color lineup that can be chosen according to the exterior! Screws with packing that excel in waterproofing.
- Other consumables
- Other work tools
- bolt
We can accommodate various types of seat cushions, including special shapes!
- bolt
- stainless
- others
Even without specialized knowledge, it is possible to measure and analyze screw loosening phenomena! DIN standard compliant [Screw Loosening Testing Machine]
- Testing Equipment and Devices
- nut
- bolt
Supports extra small sizes! Titanium (Grade 2) enamel set.
- bolt
- nut
- Other machine elements
Cost reduction in material expenses by using wire materials, pipe materials, and overseas materials! Introduction of VA case studies.
- bolt
- others
- Processing Contract
Delivering the appropriate axial force more easily and quickly. Super Bolt GT Series.
- nut
- bolt
- Metal bearings
We will further advance as a company that creates unique and differentiated products! We will turn our wisdom that benefits society into reality.
- bolt
- Surface treatment contract service
- Other electronic parts
Reliable quality produced in a factory certified for JIS B 1220 "Structural Double-Ended Anchor Bolt Set."
- others
- Other consumables
- bolt
Leave the procurement of screws to painting all in one! We will make the screws in your preferred color!
- Other consumables
- nut
- bolt
Introducing "slim head embedded screws" and "screw trivia" that can be used to reduce assembly man-hours!
- bolt
- Other work tools
- others

We have published issue 142 of the information magazine about screws, "Yamarin Newspaper"!
At Yamazaki Co., Ltd., which engages in the sale of screws and general machine tools, the production of special screws, the sale of transmission parts, and machining, we publish a monthly information magazine titled "Yamarin Newspaper" related to screws. In issue 142 of "Yamarin Newspaper," we introduce slim head integrated screws that are perfect for weight reduction and space-saving, as well as custom-made processed parts and conversion adapters. [Contents] ■ Slim head integrated screws ■ Custom-made processed parts 14 ■ Custom-made conversion adapters 13 ■ Trivia about screws ■ Door to IT (Introductory Edition) No. 19 *For more details, please refer to related products and catalogs, or feel free to contact us.
The material used is high-strength stainless steel wire for springs! We considered preventing the fall of components during construction.
- bolt
Due to the effects of tightening force, the outer diameter triangle has shifted to a hexagon! Completion of the work can be confirmed visually.
- bolt
Solving injection molding machine problems with super bolts! A case of achieving optimal bolt fastening.
- Other machine elements
- bolt
To respond to the customer's wishes! A case where the same fastening accuracy can be easily achieved regardless of who performs the work.
- Other machine elements
- bolt
Large bolts used for heavy machinery and construction equipment.
- bolt
Active in inspections at construction sites, such as road signs and railway tracks! Visualize bolt looseness with an indelible "mark."
- bolt
A comprehensive guide essential for all machine designers who prevent accidents, as well as those involved in related production technology, maintenance technology, and quality assurance departments!
- bolt
- Other inspection equipment and devices
- Technical and Reference Books
A structural torsional high-strength bolt with excellent workability, featuring stable tightening axial force, no need for skilled tightening, and no risk of forgetting to tighten!
- bolt
- nut
High-strength bolts that can be tightened from one side only.
- bolt
Rust-resistant treatment for Shin-Ko high-tension bolts that shows no abnormalities even after 100 hours of salt spray testing.
- bolt
Weather-resistant high-strength bolts from Shin-Ko provide corrosion resistance by suppressing subsequent corrosion reactions and delivering anti-corrosion effects.
- bolt
High-strength hex bolts of the Torushia type, based on the premise of disassembly.
- bolt
Plated all the way to the threaded part of the nut, so no need to worry about electrolysis!
- bolt
Special surface treatment that is less affected by temperature changes is applied to the nut!
- bolt
Shinko SG-coated high-strength bolts that can be installed with handling similar to that of friction-joined molten zinc-coated high-strength bolts.
- bolt
Handling two types of tightening method nuts and bolts!
- bolt
Weather-resistant high-strength bolts from Shin-Kobe that suppress subsequent corrosion reactions and provide anti-corrosion effects.
- bolt
We own a wide range of lathes, from general-purpose lathes to the latest advanced multi-functional lathes, with a total of 21 machines. We process with the optimal machine according to the processing ...
- bolt
A locking system that maintains bolt fixation through axial force (preload) rather than friction.
- Other machine elements
- bolt
- nut
We accept the manufacturing of small quantities of parts! Even one piece is fine! Short delivery times, low prices, and non-stop service!!!
- bolt
We will introduce items such as "loss washers" and "custom specification conversion adapters"!
- bolt
- Other work tools
- others

We have published issue 141 of the information magazine about screws, "Yamarin Newspaper"!
Yamazaki Co., Ltd., which engages in the sale of screws and general machine tools, the production of special screws, the sale of transmission components, and machining, publishes a monthly information magazine about screws called "Yamarin Newspaper." In issue 141 of "Yamarin Newspaper," we introduce washers made from Rosnaboard used for electrical insulation and thermal insulation applications, as well as custom-made machined parts and conversion adapters. [Contents] ■ Rosna Washers ■ Custom-made Machined Parts 13 ■ Custom-made Conversion Adapters 12 ■ Screw Trivia *For more details, please refer to related products and catalogs, or feel free to contact us.