Wiha® 30394 Professional SAE Combination Ratchet Wrench Set – 12-Piece Premium Fractional Inch Wrench Kit (1/4" - 7/8") with Smooth 72-Tooth Gear

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SKU:
WIH30394
UPC:
084705303949
MPN:
30394
Availability:
Ready to ship
Weight:
0.0000 LBS
  • Wiha 30394 SAE Combination Ratchet Wrench Set 12 Piece with storage rack, featuring SAE ratcheting combination wrenches from 1/4 in. to 7/8 in. for professional automotive and industrial applications.
  • Front view of the Wiha 30394 12 Piece SAE Combination Ratchet Wrench Set with organized storage rack and polished SAE ratcheting wrenches.
  • Close-up of the 1/2 inch Wiha combination ratchet wrench from the Wiha 30394 12 Piece SAE Ratchet Wrench Set, featuring an open-end and 72-tooth ratcheting box-end design.
$224.98
  • ✔️ Tight Space Access: 72-tooth ratcheting system offers a 5° arc swing, ensuring smooth, precise performance in confined environments. ✔️ Fastener Protection: 12-point box-end design grips flat sides to prevent rounding off bolt heads.
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Description

Wiha 30394 SAE Combination Ratchet Wrench Set 12-Piece

Ultra-Precise 72-Tooth Ratcheting Gear. Premium Chrome-Vanadium Tool Steel. Comprehensive 1/4" to 7/8" Fractional SAE Range.

The Wiha 30394 12-Piece SAE Combination Ratchet Wrench Set brings exceptional mechanical torque, zero-play tight-space accessibility, and lightning-fast turning speeds directly to your primary rolling tool drawer. Purpose-built to eliminate the tedious lifting and resetting of basic open-end spanners, the excessive bulk of standard sockets in low-clearance areas, and the dangerous knuckle slips caused by cheap internal gears stripping under high loads, this premium German-engineered fractional wrench kit sets an industrial workshop baseline. It arms heavy-duty millwrights, commercial service technicians, machinery installers, and automotive mechanics with an exact-fit SAE layout optimized to spin down recessed machine bolts, service deep hydraulic fittings, secure infrastructure anchors, and work around tight obstacles with absolute efficiency.

Outstanding metallurgical durability and rigorous component alignment serve as the foundational baseline for this high-capacity Wiha SAE Ratcheting Wrench Fleet. Hot-forged from premium, high-tensile chrome-vanadium steel, every single wrench is fully through-hardened and coated in a satin-chrome armor finish to actively resist heavy shop friction, rust, and harsh chemical solvents. The box end incorporates a highly refined 72-tooth ratcheting mechanism requiring a tight 5° swing arc, allowing you to cycle fasteners smoothly inside deeply buried components where hand clearance is non-existent. The open-end configuration is precision-broached and angled at 15 degrees for effortless flipping, while the box end features a 15-degree offset to provide safe finger clearance over surrounding structural elements.

Why the Wiha® 30394 SAE Combination Ratcheting Fleet Rules the Shift:

  • Ultra-Smooth 72-Tooth Ratchet Gear: Turns on a minimal 5-degree swing arc, allowing operators to loosen or tighten fasteners in extremely restricted engine bays or machine frames.
  • No-Skip 12-Piece Fractional Range: Delivers a complete SAE array spanning seamlessly from 1/4" up to 7/8", ensuring you always have the exact fit for common commercial fasteners.
  • Industrial Chrome-Vanadium Strength: Built from high-alloy steel that handles intense manual torque loads without bowing the shafts or stretching open the jaws.
  • Fastener-Protecting Off-Corner Loading: Advanced 12-point box end shifts all physical pressure away from fragile fastener tips, distributing force across wide flats to prevent nut rounding.
  • Satin Chrome Slip-Resistant Armor: Polished satin finish actively repels industrial grease, fluids, and shop dirt, providing a secure grip even when hands are slick with oil.

Specifications

Industrial Wrench Metric Universal Specification Details
Model SKU Part Number Professional Combination Ratchet Set (SAE) / 30394
Manufacturer Brand Line Wiha® Quality Tools (German Engineered Industrial Series)
Set Component Count 12 Pieces (The Most Demanded Continuous Fractional SAE Profiles)
Base Material Metallurgy Premium High-Tensile Forged Chrome-Vanadium Steel
Core Shaft Core Hardness Thoroughly Through-Hardened and Tempered Structural Design
Wrench Protection Coating Satin Polished Chrome Finish Resists Corrosion and Oil Scaling
Ratcheting End Configuration Ultra-Smooth 72-Tooth Internal Gear Profile (5° Swing Arc)
Wrench Dual Interface 15° Angled Open-End Profile + 15° Offset 12-Point Ratcheting Box End
Included SAE Sizes Array 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8", and 1/4"
Fastener Force Delivery Off-Corner 12-Point Torque Distribution Prevents Nut Round-Off

Frequently Asked Questions

+ Which exact fractional SAE wrench sizes are bundled inside this 12-piece Wiha set?
The 30394 master set provides an absolute, no-skip continuous fractional sizing lineup to handle all standard SAE fasteners. The kit features 12 individual wrenches in the following sizes: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", and 7/8" (along with a second 1/4" driver component). This continuous range guarantees you will never be caught missing a critical intermediate tool on site.
+ What is the functional benefit of a 72-tooth ratcheting mechanism?
Standard ratcheting mechanisms require a large physical swing arc (often 30 degrees or more) to click to the next gear tooth, making them completely useless in tight, cramped engine bays or industrial panel spaces. Wiha's refined 72-tooth internal gear breaks the circle down into tiny 5-degree steps. This lets you turn stubborn fasteners with tiny, incremental finger movements even when the wrench handle is tightly boxed in by obstacles.
+ Why is the ratcheting box end offset at an angle instead of laying completely flat?
Completely flat wrenches force your hand to lay flush against the workpiece surface while turning, which leads to painful scraped knuckles on sharp metal edges or surrounding hardware. Wiha's box end is engineered with a 15-degree angle offset that lifts the wrench handle up away from the surface. This provides comfortable finger clearance and lets you maneuver effortlessly around protruding obstructions or raw framework walls.
+ How does the 12-point design prevent rounding off the soft corners of fasteners?
Cheap wrench profiles contact hex nuts directly on the apex of their sharp corners, which easily shears the metal and rounds off the fastener under load. Wiha uses an advanced off-corner loading geometry machined inside the 12-point box end. This profile shifts all mechanical pressure onto the wide, flat faces of the nut instead, providing a vastly superior grip that can channel maximum torque through soft or stubborn fasteners without slipping or damaging the metal.
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Product Specifications

selling_points:
✔️ Tight Space Access: 72-tooth ratcheting system offers a 5° arc swing, ensuring smooth, precise performance in confined environments. ✔️ Fastener Protection: 12-point box-end design grips flat sides to prevent rounding off bolt heads.
category_bullets:
• Wiha 30394 SAE Ratchet Set Core: Professional 12-piece SAE combination ratchet wrench set features a 72-tooth precision mechanism, 5° arc swing, and 12-point design for superior power and maneuverability. • 72-Tooth. • Satin Finish.
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