Delver's Drill – Hollow Knight: Silksong Tool
DOWNWARD SPINNING DRILL FOR VERTICAL BURST
A Red Tool that performs a downward spinning drill attack, dealing piercing damage (~25–35 base, upgradable) to enemies below while providing platforming utility. Found in the Underworks region.

IMPACT STATS
ACQUISITION
From Grand Gate, enter Underworks first tall room. Flip upper lever → drop weight to break floor → go to bottom-right door → short platforming → pickup on table.
DESCRIPTION
Downward spinning drill that deals multi-tick piercing damage (~25–35 base, upgradable via Pale Oil). Provides free pogo utility on buds, flowers, and bells without consuming uses. Perfect for large enemies and bosses from above.
RECOMMENDED BOSSES
Downward drill excels against thick enemies with multiple hit points
Perfect for ledge openers and phase change opportunities
Synergizes with Wanderer Crest for Shredded Organs collection
ADD TO BUILD PLANNER
Plan your perfect build with Delver's Drill and other tools
DOWNWARD ATTACK TOOLS COMPARISON
Tool | Slots | Act | Burst | Boss Value | Pogo | Notes |
---|---|---|---|---|---|---|
Delver's Drill | 1 | 1 | 5/5 | 5/5 | 5/5 | Vertical burst king; free pogo utility |
Straight Pin | 1 | 1 | 3/5 | 2/5 | 0/5 | Direct thrust, easy to use |
Threefold Pin | 2 | 2 | 4/5 | 3/5 | 0/5 | Triple strike, higher cost |