Features
- 15 degree offset open end to increase arc swing in tight spaces
- Two sizes per wrench (1/4 in and 5/16 in)
- Polished chrome finish
- Stamped hashmark pattern on handle for added grip
- Size stamped on both sides of the handle for easier identification
- DirectTorque design to help reduce rounding of fasteners
- Full lifetime warranty
- Stamped markings intended to remain visible and resist wear
Specifications
| Size | 1/4 in x 5/16 in |
| Type | Standard |
| Style | Flare nut |
| Overall Length | 4-27/32 in |
| Head Thickness 1 | 5/32 in |
| Head Thickness 2 | 5/32 in |
| Outside Head Width 1 | 5/8 in |
| Outside Head Width 2 | 23/32 in |
Related Tools
Two-size open-end wrench with 15 degree offset jaws to increase arc swing in confined spaces. It uses a DirectTorque design to reduce rounding of fasteners, has size markings on both sides of the handle for identification, and a stamped grip pattern on the handle. The finish is polished chrome.
Project Ideas
Business
Small-Device Enclosure Assembly Service
Offer assembly for prototypes and short-run electronics that use #2/#4 hardware (standoffs, panel mounts, terminal brackets). The 15° offset excels inside cramped boxes where nut drivers don’t fit, and the DirectTorque design protects small plated hardware—perfect for polished results in photos and demos.
Micro Fastener Starter Kit + Guide
Bundle a curated set of #2 and #4 screws, nuts, washers, standoffs, and this 1/4 in x 5/16 in wrench. Include a quick-reference card on head sizes, torque tips, and the flip-turn technique for tight spaces. Sell online to makers, schools, and labs as a ready-to-build kit.
Personalized Mini-Wrench Gifts
Offer custom-engraved or chemically etched mini-wrenches as keychains or desk gifts for shops and maker brands. Pair with a small vial of assorted #2/#4 nuts as a playful, useful add-on. Market as practical swag that actually gets used on tiny fixtures and kits.
Tight-Space Fastening Workshops
Teach a hands-on class on working with small SAE hardware: identifying sizes, preventing rounding, and using the 15° flip for incremental turns in cramped assemblies. Bundle the wrench as a take-home tool and upsell micro fastener kits. Ideal for makerspaces and school labs.
Wrench Storage Clips and Trays
Design and sell 3D-printed pegboard clips, drawer organizers, and magnetic trays sized for mini wrenches and #2/#4 hardware. Offer STL files and physical products. The wrench’s dual sizes and stamped markings inform smart labeling and slot design.
Creative
Hex-Nut Mosaic Lightcatcher
Create a reflective wall panel or suncatcher by arranging #2 and #4 hex nuts into geometric patterns on acrylic or wood. Pre-thread nuts onto short screws to keep alignment, then epoxy in place. The 15° offset lets you swing the wrench in tight edges without lifting, and the DirectTorque jaw keeps tiny nuts crisp instead of rounding.
Kinetic Desk Balancer
Build a palm-size kinetic toy: a central axle (machine screw) with stacked #2/#4 nuts as adjustable weights and two side frames. Use micro adjustments with the 1/4 in and 5/16 in ends to tune balance until the flywheel spins smoothly. The offset helps fine-turn in confined frames, and the polished chrome wrench doubles as a sleek display prop.
Leather Key Fob + Texture Stamp
Use the wrench’s stamped hashmark handle to emboss texture on damp leather for a rugged key fob. Rivet or screw the hardware together with #2/#4 machine screws and nuts, tightening with the wrench. The dual-size ends handle both nut sizes, and the chrome finish wipes clean after dyeing or glue-up.
PCB-in-a-Box Showcase
Mount a small PCB on standoffs inside a clear-lid enclosure using #2/#4 hardware. The wrench’s 15° offset gives extra swing inside corners, making it easy to snug fasteners near walls. Add LEDs or labels to turn it into a functional, gallery-worthy electronics display.
Mini Bookbinding/Press Clamp
Make a compact wooden press for small books or prints with captive #4 nuts set into the jaws. Tighten and release with the 5/16 in end; the thin head and offset make it easy to work when the jaws are nearly closed. Great for gluing, flattening, or foil tests.