The Mac Tools TW150R 1/4" Drive Axis-Head Torque Wrench is a high-quality, precision tool designed for professional use. With a range of 20-160 in-lbs, this click torque wrench features a ratcheting action for easy and accurate tightening and loosening of nuts and bolts. The adjustable design allows for flexible settings, while the combination of metric and standard measurements make it versatile for various applications. The 1/4" drive size ensures access to tight spaces, and the durable construction from Mac Tools guarantees long-lasting performance.