ASTRO PNEUMATIC TOOL CO. - ACH 78004 4-Pc 1/2in Impact Extension Set

ASTRO PNEUMATIC TOOL CO. - ACH 78004 4-Pc 1/2in Impact Extension Set

Astro Pneumatic Tool Co. - Ach presents the 78004 4-Pc 1/2in Impact Extension Set, engineered to expand reach and accessibility for demanding automotive and industrial applications. This compact extension collection is designed for professional mechanics and technicians who need reliable performance in tight engine bays, suspension components, and heavy equipment repair. The set delivers consistent impact-rated strength and dimensional accuracy for use with 1/2in drive impact sockets and ratchets.

Mechanic Socket Kit Compatibility

Astro Pneumatic Tool Co. - Ach engineered these extensions to integrate seamlessly with common mechanic socket kits and ratchet systems. Each extension is precision-machined to ensure a secure fit with 1/2in drive sockets, minimizing wobble and reducing fastener rounding. The set complements both standard and deep sockets, extending the versatility of a mechanic socket kit without adding unnecessary bulk.

Ratchet Socket Set Performance

Astro Pneumatic Tool Co. - Ach built the 78004 set for heavy-use environments where impact-rated tools are required. Heat-treated alloy construction and a corrosion-resistant finish improve longevity under repetitive torque and harsh working conditions. The extensions stand up to impact drivers and high-torque pneumatic tools commonly paired with ratchet socket sets, keeping service times low and reliability high.

Professional And Heavy Duty Socket Set Advantages

Astro Pneumatic Tool Co. - Ach designed the 78004 set with professional workflows in mind. The compact 4-piece configuration covers common extension lengths to reach recessed fasteners and obstructed areas, making it a practical addition to any professional socket set. The heavy-duty build provides peace of mind when tackling stubborn fasteners or high-torque tasks on commercial vehicles and industrial machinery.

Astro Pneumatic Tool Co. - Ach includes clear markings and a compact footprint for shop organization and fast identification. Whether rounding out an automotive socket set or upgrading a professional socket set inventory, this extension kit brings durability and fitment confidence to everyday service work. Fast shipping.