


Sandvik / Tamrock
550 085 59 Extension bar
Rock Drill Spare Part
| Part Number | 550 085 59 |
| Description | Extension bar |
| Brand | Sandvik (Tamrock) |
| Assembly | FIELD SERVICE TOOL KIT |
| Type | Rock Drill Spare Part |
Quick answer
550 085 59 (also written 55008559, 550-085-59, or 550.085.59) is a Sandvik extension bar spare part used in the FIELD SERVICE TOOL KIT assembly of the Sandvik DS410. Verified compatible with 1 Sandvik machine model including DS410. Used in 4 drifter configurations (HE300, HL300, HL300S). Available as an aftermarket replacement drill part from BK Drilling — Turkey-based Sandvik and Epiroc spare parts supplier serving mining contractors worldwide. Quote on request via WhatsApp; typical lead time 3-7 days for stock items.
Part code alternate forms: 55008559, 550 085 59, 550-085-59.
Compatible machines
1
Drifter configurations
4
OEM cross-reference
550 085 59
About Sandvik 550 085 59 Extension bar
An essential element of the FIELD SERVICE TOOL KIT in the Sandvik DS410, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.
This is an OEM-compatible aftermarket replacement part for the Sandvik DS410 (DS410). Also compatible with Tamrock branded equipment of the same model series. BK Drilling supplies this part with fast worldwide shipping and competitive pricing.
Frequently asked questions
Why use OEM-compatible parts for Sandvik drilling equipment?
OEM-compatible parts are manufactured to the same dimensional tolerances and material specifications as original components, ensuring proper fit, reliable performance, and maintaining the designed safety margins of the drilling machine.



