Makita D-00832-25 3/16-by-6-1/4-Inch Standard SDS Bit, (25pk) D-00832-25 25010 It has 4 speed settings

It has 4 speed settings (0-1

One-Handed Metal Swing Lock

and 1/4" bits and collets

Compatible with over 20 unique fitting systems

Quick - Change Convenience - Compatible with the Snap - Lock Plus mandrel system

Makita D-00832-25 3/16-by-6-1/4-Inch Standard SDS Bit, (25pk) D-00832-25 25010 It has 4 speed settings3 16 by 6 1 4 Inch Standard SDS Bit, (25pk) APPLICATIONS : For drilling holes in a variety of masonry materials including concrete PERFORMANCE : Central guiding action for accurate holes EFFICIENCY : Engineered for reduced vibration and noise DURABILITY : Special impact grade carbide INCLUDES : 25 ea. 3 16" x 6 1 4" SDS PLUS Bit