Diablo DHS375XT18 Universal Extension, 18 Inch x 3/8 Inch BF20 Drilling holes up to 1"

Drilling holes up to 1" for mechanical anchors & small diameter through holes

chandeliers & other hard to reach places

Aluminum material will not rust or corrode

This heavy duty gauge

Diablo DHS375XT18 Universal Extension, 18 Inch x 3/8 Inch BF20 Drilling holes up to 1"Diablo Universal Extensions provide access in hard to reach areas by extending the length of your power tool accessory. These extensions are ideal for use with Diablo Snap Lock Plus Hole Saw Mandrel. Highlights: Size: 18 inch x 3 8 inch RPM: 3000 Extend reach in hard to access areas No tools required in order to attach accessories Quick change feature allows users to switch between accessories with no down time Ideal for use with diablo's snap lock