1/4 Inch Shank Router Collet Extension Rod Chuck Holder Extender Adapter Woodworking Milling Bit Convert 1/2-Inch & 1/4-Inch Shank Bits with ER20 Spring Collet 6.5mm 12.7mm, ER20 M Type Wrench Spanner
Brand: Delangke
Color: 1/4 inch

Features:
High quality, high precision
Strong and sturdy
Stable performance
Make you better, more efficient, more durable processing products
2 In 1 Fuction: This router collet extension chuck accepts both 1/4" and 1/2" shank router bits for converting and extending
Specifications:
Shank Diameter: 1/4 Inch (6.35mm)
Hold Diameter: 1/4 Inch (6.35mm)
Chuck size: 6.35mm/ 1/4 inch
Chuck size: 12.7mm/ 1/2 inch
Package includes:
1 x Router Collet Extender Holder
2 x Chuck (6.35mm/ 1/4 inch; 12.7mm/ 1/2 inch)
1 x ER20 M Type Wrench Spanner.

Made of high quality material, durable and practical to use; High strength, good toughness, strong shock resistance. Make you more efficient to process products, suitable for woodworking trimming, milling, engraving machine.
Shank Diameter: 1/4"(6.35mm), Accept Shank Size: 1/4" & 1/2" Shank, Extend Length: 2-1/4" ; This router collet extension chuck accepts both 1/4" and 1/2" shank router bits for converting and extending. Extend the bit to provide the full depth of cut and eliminate the dangerous.
Easy to Use- Place the router collet extension shank in the 1/4-inch router collet and the router bit shank in the extension collet and tighten both; M Type ER20M wrench included. Need M Type ER20M wrench to tighten the collet.
Eliminate the dangerous temptation of withdrawing the shank from the collet, extend the bit to provide the full depth of cut instead of short shanking your router bits. Widely used, boring, milling, drilling, silk attack, sculpture, CNC, and other processing, for professionals and hobbyists demanding.
Package including: one 1/4 Inch shank collet extension, one ER20 6.5mm Collet, one ER20 12.7mm Collet, one M Type ER20M wrench.If you're not satisfied with our products for whatever reason, just contact us, we will try our best. Do not hesitate, please buy it with confidence!