New Arrivals/Restock

2Pcs 7”&10” Extra Long Forstner Bit Extension for 3/8" Drill Bit Extension Forstner Bits for Adding Over 5-3/4 to 8-3/4 Inches of Drilling Depth, with Chuck Press Wrench Key (10+13mm)

flash sale iconLimited Time Sale
Until the end
23
35
06

US$11.98 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
Used  US$7.99
quantity

Product details

Management number 219059340 Release Date 2026/05/03 List Price US$7.99 Model Number 219059340
Category
  • 7+10 Inch Forstner Bit Extension Set: Cost-effective set,1pcs 7 inch forstner bit extension (5-3/4" Drilling depth) +1pcs 10 inch forstner bit extension (8-3/4" Drilling depth) +2pcs hex spanner key, with 2pcs chuck press wrench key (10+13mm). Helps reaching awkward, difficult corners in your projects
  • Chuck Press Wrench Key + Fixed Screws + Hexagonal Key - More Efficient: Hakkin drill bit extension includes two fixed screws and hexagonal spanner. To secure the shank in place, tighten these screws with the hexagonal spanner, easy to use. During the operation, the drill chuck can be tightened with a drill chuck wrench to further enhance work efficiency
  • 3/8" Round Shank - Versatile: Round shank support forstner bits with shank diameter of 3/8” or slightly smaller. Compatible with various shank types
  • Good Tools Require Quality Material: Hakkin extension bit set are built with rugged,high carbon steel for structural stability,with precision ground and polished surfaces; The shanks are 3/8" in diameter and will fit most drills
  • Non-Slip Design: The traditional forstner drill extensions were prone to slipping when working with hardwoods, so we developed a non-slip design for the part that attaches to the drill rig, so that the drill jaws can firmly grip the extension
Model 7"10"Drill Bit Extension & Key Wrench
Set Name 2Pcs 7”&10” Extra Long Forstner Bit Extension
Brand Name Hakkin
Shank Type Round Shank
Part Number 7"10"Drill Bit Extension & Key Wrench
Finish Types Uncoated
Manufacturer Hakkin
Material Type Alloy Steel
Item Dimensions 0.04 x 0.04 x 0.04 inches
Tool Flute Type Straight
Number of Pieces 5
Included Components 7+10 Inch Forstner Bit Extension Set

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review