Grade coil spring compressor set: This heavy-duty 2-piece Macpherson strut tool is engineered for vehicle suspension repair, featuring sliding threaded jaws for quick positioning and precise spring compression. Ideal for automotive DIYers and professional mechanics. Ultra-safe spring clamp design: The jaws fully wrap around the coil spring to prevent slippage, ensuring secure compression even in tight wheel arch spaces. Perfect for strut removal, shock absorber replacement, and suspension repairs without risking injury. Universal car spring compressor tool: With a 380mm max jaw width and 21mm hex/½" square drive, it works with ratchets, spanners, or impact sockets. Compatible with light vehicles, trucks, and SUVs for brake caliper, ball joint, and CV joint jobs. Heavy-duty forged steel construction: Hardened carbon steel threads and drop-forged jaws provide extreme durability for repeated use. Outperforms cheaper spring compressors for strut spreader, tie rod, and knuckle spreader applications. Precision dimensions (370mm x 82mm): Compact yet robust design fits confined spaces while handling high compression force. Essential for coil spring assistors, road spring compressors, and suspension spring compressor tasks.