Hillman M12-1.75 mm x 30 mm Heat-Treated Steel Hex Head Cap Screws, 30-Pack
Regular price $27.99M12-1.75 x 30 mm Hex Head Cap Screws (30-Pack)
Durable Hillman hex head cap screws engineered from heat-treated class 8.8 steel for reliable fastening in metric applications. Coarse machine threads and a corrosion-resistant finish ensure strong grip and long-lasting performance for general hardware projects.
Key Features:
- Class 8.8 Steel Strength: Heat-treated steel delivers dependable tensile strength for everyday fastening
- Corrosion-Resistant Finish: Zinc treatment helps protect against rust in typical indoor/outdoor use
- Hex Cap Head: Designed for high-torque tightening with a wrench or drill
- Partially Threaded Shank: Enhanced grip and reduced shear movement between joined materials
- Metric Sizing: M12-1.75 thread, 30 mm length; ideal for tapped holes or use with a matching nut
Specifications Table:
| Specification | Details |
|---|---|
| Brand Name | Hillman |
| Finish | Heat Treated / Zinc |
| Grade | Class 8.8 |
| Thread Size | M12-1.75 |
| Length | 30 mm |
| Material | Steel |
| Number in Package | 30 pack |
| Packaging Type | Boxed |
| Thread Type | Coarse |
| Unit of Measurement | Metric |
| Package Dimensions (L x W x H) | 3.5 in x 4.5 in x 2 in |
| Package Weight | 4.6 lbs |
Frequently Asked Questions (FAQ):
Q: What nuts and washers should I use with these bolts?
A: Match with metric class 8.8 nuts and washers for consistent strength and fit.
Q: Are these fully threaded?
A: They feature a partially threaded shank to provide stronger clamping and reduce shear.
Q: Do I need to pre-drill?
A: Yes—drill a hole that matches the M12 bolt diameter for proper installation in untapped material.
Q: Can these be used outdoors?
A: The zinc, heat-treated finish offers corrosion resistance suitable for typical outdoor applications; for harsh environments consider additional protection.
Q: How are they tightened?
A: Use a wrench or compatible driver on the hex cap head to apply appropriate torque.
Streamlined Strength for Clean, Modern Assemblies
These hex cap screws bring a crisp, engineered elegance to utility spaces and custom builds. The cool zinc finish and bold hex head add a subtle industrial note while anchoring components with assurance. Pair them with brushed hardware on shelving or workshop fixtures for a cohesive, elevated look. A small detail with big impact—essential hardware for refined, durable design.
Secure your projects with dependable, corrosion-resistant strength—add this 30-pack of Hillman M12 hex cap screws to your cart today.
All third party trademarks, including logos and icons, referenced on our website and product pages remain the property of their respective owners. Unless specifically identified as such, Arbor's use of third party trademarks does not indicate any relationship, affiliation, sponsorship, or endorsement between Arbor Home and the owners of these trademarks. Any references by Arbor Home to third party trademarks are to identify the corresponding third party goods.

