7-inch and 10-inch Forstner bit Extension Suitable for 3/8 "Circular o, Boosting Drilling Depth by up to 5-3/4“and 8-1/2" inches for Furniture Making and woodcarving.

★★★★★ 4.2 40 reviews

US$8.40
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US$8.40
Price when purchased online
Free shipping Free 30-day returns

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Management number 218148053 Release Date 2026/05/03 List Price US$8.40 Model Number 218148053
Category
  • High-quality materials create reliable tools: The extension rod is made of sturdy high-carbon steel, with a stable structure and a finely polished surface.
  • Compatible tools - A set of 7-inch and 10-inch cone drill extension pieces can be used with drilling machines, lathes with drill chuck, and electric drills. This does not include the cone drills and related equipment.
  • Multi-purpose application - Suitable for carpentry, woodworking, furniture manufacturing, and contractors who need to drill holes for containers, pepper grinders, or wiring, etc.
  • Value Pack: Extended Range - The 7-inch extension piece can increase the drilling depth by over 5-3/4 inches, while the 10-inch extension piece can add over 8-1/2 inches to the drilling depth of your drill bit, enabling you to create deeper and cleaner holes.
  • Note: The inner diameter of the Fosterner drill bit extension chuck is 3/8 inch. It is only applicable to Fosterner drill bits with a shank diameter of 3/8 inch or less. Before use, please tighten the screw to prevent the drill bit from slipping when rotating at high speed.
UPC 739727243970
Set Name 7-inch & 10-inch Forstner Bit Extension Set (2 Piece)
Brand Name QTJSZXXT
Unit Count 1.0 Count
Part Number JIN023
Manufacturer QTJSXXT
Material Type High Carbon Steel
Tool Flute Type Straight
Number of Pieces 2
Included Components YANCHANGGANGONGJU

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40 ratings | 16 reviews
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