• 【Professional Tungsten Carbide Material】Made from wear-resistant tungsten carbide for strong cutting power and long-lasting durability, ideal for micro stripped screws in precision electronics.
• 【Dual-Head Extraction System】Includes a twist drill bit and multi-tooth grinding head for a two-step process: drilling through damaged screws and extracting them efficiently.
• 【Precision Brass Chuck】Brass micro-precision chuck with side hex socket screw securely locks micro drill bits to prevent slipping during operation.
• 【Non-Destructive Screw Removal】Designed for narrow areas such as phone charging ports, helping remove stripped screws without damaging device housings or connectors.
• 【Portable & Professional Use】Comes with a compact storage case for easy carrying and enables quick removal of stripped or damaged screws from smartphones and electronics.

Specifications:

• Material: Tungsten Carbide (Drill Bits), Brass (Chuck)
• Model: SD90
• Kit Contents: 2 Drill Bits + 1 Chuck
• Drill Bit Types: Spiral Groove Drill Bit, Multi-Tooth Grinding Head
• Chuck Features: Knurled Adjustment Ring, Side Fixing Screw Hole
• Application: Micro Precision Work, Phone Repair
• Compatibility: Electric Drill, Electric Screwdriver