H2634 SDS Hammer Drill Bits - 3 pc. Set   See larger image and other views  Your Price:** $7.50 Customers who purchased this item also purchased: H2658 SDS Hammer Drill Bits - 3/4", 8" Long $4.70 G9908 Three Function Hammer Drill $109.95 G9003 3-3/16" Portable Planer $43.95 Description S.D.S stands for "Slotted Drive System". Set includes: 1/4", 3/8" and 1/2". See page 343 of our 2008 Grizzly Catalog! See similar items in: > Home > Drilling & Boring > Drill Bits Final prices will include state sales tax for items shipped to WA, MO, or PA. Shipping charges for items not shipped via truck freight will be added according to our shipping rates.