Alpha 5/8" (15.88mm) Reduced Shank Drill Bit 9LI58R
Reduced Shank for sizes above 10mm and 3/8 to suit 10mm or 12.5mm drill chucks Titanium Nitride coating reduces heat and increases lubricity for extended life 118° Split Point 118° split point - Better for drilling into Pilot Holes 3 Flats on Shank - Prevents slippage in chuck Black/ Bright finish acids chip flow & heat dissipation Full length ground from a single piece of HSS - eliminates breakage
Reduced Shank for sizes above 10mm and 3/8 to suit 10mm or 12.5mm drill chucks Titanium Nitride coating reduces heat and increases lubricity for extended life 118° Split Point 118° split point - Better for drilling into Pilot Holes 3 Flats on Shank - Prevents slippage in chuck Black/ Bright finish acids chip flow & heat dissipation Full length ground from a single piece of HSS - eliminates breakage
Reduced Shank for sizes above 10mm and 3/8 to suit 10mm or 12.5mm drill chucks Titanium Nitride coating reduces heat and increases lubricity for extended life 118° Split Point 118° split point - Better for drilling into Pilot Holes 3 Flats on Shank - Prevents slippage in chuck Black/ Bright finish acids chip flow & heat dissipation Full length ground from a single piece of HSS - eliminates breakage
Reduced Shank for sizes above 10mm and 3/8 to suit 10mm or 12.5mm drill chucks Titanium Nitride coating reduces heat and increases lubricity for extended life 118° Split Point 118° split point - Better for drilling into Pilot Holes 3 Flats on Shank - Prevents slippage in chuck Black/ Bright finish acids chip flow & heat dissipation Full length ground from a single piece of HSS - eliminates breakage
in 8 offers
The lowest price for Alpha 5/8" (15.88mm) Reduced Shank Drill Bit 9LI58R right now is $34.17 at Industrial Shed, compared across 6 retailers.
The all-time low was $9.72 on 11 July 2025 — today's price is 252% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 8 May 2026.
Last updated at 08/05/2026 22:52:48
Alpha - 5/8" (15.88mm) Reduced Shank Drill Bit Single Pack | 9LI58R
Delivery between 9–18 May $7.95
5/8 (15.88mm) x 1/2 Inch Reduced Shank Premium HSS Black Drill Bit with 3 Flats on Shank
Delivery $10.99
Drill 1/2 Reduced Shank 5/8
Hss Reduced Shank Drill Bit 1/2" Shank (Imperial) - 5/8"
Hss Reduced Shank Drill Bit 1/2" Shank (Imperial) - 5/8"
Alpha 9LI58R 5/8IN (15.88MM) Reduced Shank Drill Bit Single Pack
Delivery $9.70
5/8 Reduced Shank Drill Bit
Delivery $22
Alpha 5/8in (15.88mm) Reduced Shank Drill Bit Single Pack 9LI58R
Delivery $9.70
| Shaft Diameter | 1/2" |
| Flute Length | 86mm |
| Shaft Type | Reduced |
| Overall Length - Metric | 152mm |
| Diameter - Imperial | 5/8" |
Alpha - 5/8" (15.88mm) Reduced Shank Drill Bit Single Pack | 9LI58R
Delivery between 9–18 May $7.95
5/8 (15.88mm) x 1/2 Inch Reduced Shank Premium HSS Black Drill Bit with 3 Flats on Shank
Delivery $10.99
Drill 1/2 Reduced Shank 5/8
Hss Reduced Shank Drill Bit 1/2" Shank (Imperial) - 5/8"
Hss Reduced Shank Drill Bit 1/2" Shank (Imperial) - 5/8"
| Shaft Diameter | 1/2" |
| Flute Length | 86mm |
| Shaft Type | Reduced |
| Overall Length - Metric | 152mm |
| Diameter - Imperial | 5/8" |
