9PCS Ball Allen Key Wrenches Sets 1.5-10mm Hardened & Heat Treated Chrome Steel

Description

Qiliang Tools 9-Piece Professional Dual-End Hex Key Set (CR-V)

Equip your toolkit with the highly versatile Qiliang Tools 9-Piece Professional Hex Key Set. Forged from premium Chrome Vanadium (CR-V) steel and hardened to 50 HRC, this industrial-grade L-wrench set features a dual-end design containing standard hex heads on one side and specialized star/security heads on the other. Housed in a heavy-duty, form-fitting index organizer, it is the perfect solution for automotive repair, machinery maintenance, and industrial engineering tasks.

Key Features

• Premium Chrome Vanadium Steel (CR-V): Engineered from superhard, heat-treated CR-V alloy steel with a certified 50 HRC hardness rating, ensuring incredible resistance to twisting, shattering, and rounding out under maximum torque.

• Innovative Dual-End Configuration: * Long Arm: Features a chamfered ball-plus profile allowing smooth entry and up to a 25-degree working angle for tight, hard-to-reach spaces.

  • Short Arm: Offers standard straight hex driving profiles paired with stamped security size indices for high-leverage tightening.

• Heavy-Duty Indexed Storage Caddy: Organized in a durable, space-saving folding plastic index holder that features clear embossed metric sizing on the front for instant selection.

• Corrosion-Resistant Satin Finish: Coated with an anti-rust matte finish that repels shop oils, moisture, and fingerprints, preserving tool longevity.

9 Precision Metric & Star Sizes Included

The index sleeve features clear cross-referencing markings for easy identification:

• Metric Hex Sizes: 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm, 8.0mm, 10.0mm

• Corresponding Star/Torx Profiles: T10, T15, T20, T25, T27, T30, T40, T45, T50

Specifications

• Brand: Qiliang Tools (QiTools)

• Material Grade: Industrial Cromo Superhard Chrome Vanadium (CR-V)

• Hardness Rating: 50 HRC

• Piece Count: 9-Piece Set

• Measurement Standard: Metric / Star Combo

• Organizer Case: High-density indexed polymer holder (Black & Orange)