Automatic center hinges for wooden doors

Self-Centering Hinge Drill

FEATURES 

• High QualityMade of high-speed steel with a brass coating, rust-free, durable, and ideal for specific applications, high working performance.
• EasyHandlingUser-friendly and quick to assemble, one-handed operation for fast bit changes.
• EffectiveThe automatic positioning system improves both accuracy and efficiency.
• Suitablefor7 different sizes, compatible with most general electric tools.
• Dual Hole DesignAllows for quick and automatic clearing of sawdust on both sides of the hole so the drill does not jam. 
• VersatileApplicabilityIdeal for installing hinges, doors, windows, cabinets, handles, drawer slides, etc.

TECHNICAL SPECIFICATIONS 

• MaterialBrass + Steel
• ColorSilver
• TypeDrill
  
• Quantity4 PIECES, 7 PIECES
• Weight110 g, 210 g
• Sizes2mm(5/64"), 2.8mm(7/64"), 3.57mm(9/64"), 4.36mm(11/64"), 5mm(1/5"), 5.16mm(13/64"), 6.35mm(1/4")

IMPORTANT NOTES

1. Due to different measurement methods, the dimensions and weight of the product may vary slightly.
2. It is recommended to use lower speeds when drilling (typically between 2000 RPM and 3000 RPM). Too high speeds may shift the center or jam the drill.
3. If the center drill does not release after drilling, use the included hex key to loosen it.

PACKAGE CONTENTS

SET A: 4 PIECES Hinge Drill

• Specifications: 2mm(5/64"), 2.8mm(7/64"), 3.57mm(9/64"), 4.36mm(11/64")

SET B: 7 PIECES Hinge Drill

• Specifications: 2mm(5/64"), 2.8mm(7/64"), 3.57mm(9/64"), 4.36mm(11/64"), 5mm(1/5"), 5.16mm(13/64"), 6.35mm(1/4")