1/2 In & 3/8 In Dr Internal/External Twist Out Lug Nut Set - 10- - KD Tools

The KD Tools 3544 is a professional-grade 10-piece set engineered to tackle the most stubborn and damaged fasteners. This versatile kit provides both internal and external extraction capabilities, making it an indispensable tool for automotive technicians and industrial mechanics facing stripped, rounded, rusted, or seized lug nuts and bolts. Designed for efficiency and durability, this set ensures reliable removal without causing further damage to vehicle components.

Key Features

• Dual Extraction Capability: Features both internal and external extractors to address a wide range of fastener removal challenges, from seized lug nuts to broken bolts.
• Reverse Spiral Design: The specialized reverse spiral flutes on the external extractors bite down into damaged fasteners, providing superior grip and torque for efficient removal.
• Comprehensive 10-Piece Set: Includes a full range of sizes to cover common automotive and industrial applications, eliminating the need for multiple specialized tools.
• Durable Construction: Crafted from high-strength materials for professional-grade performance and extended tool life in demanding workshop environments.
• Organized Storage: Supplied in a robust blow-molded case, keeping all components securely organized and protected for easy transport and access.
• Versatile Drive Sizes: Incorporates both 1/2-inch and 3/8-inch drive sizes for compatibility with standard impact wrenches, ratchets, and breaker bars.

Applications

This KD Tools 3544 set is ideal for professional mechanics and technicians working in automotive repair shops, tire centers, and industrial settings. It is specifically designed for situations requiring the removal of:

• Stripped, rounded, or corroded lug nuts from wheels.
• Damaged bolts and studs that require internal extraction after a pilot hole has been drilled.
• Seized fasteners on engines, transmissions, chassis components, and machinery.

Specifications

External Twist Out Extractors (SAE/Metric Equivalents):

• 3/8" Drive: 5/16" (8mm), 7/16" (10mm), 1/2" (12mm)
• 1/2" Drive: 9/16" (14mm), 5/8" (15mm)

Internal "In & Out" Extractors (for Broken Parts requiring a Drill Size):

• Extracts 5/32" broken part (requires 5/16" drill)
• Extracts 7/32" broken part (requires 7/16" drill)
• Extracts 1/4" broken part (requires 1/2" drill)
• Extracts 9/32" broken part (requires 9/16" drill)
• Extracts 5/16" broken part (requires 5/8" drill)