Sandvik / Tamrock
442 735 20a HEXAGON HEAD BOLT (HALF THREAD)
Rock Drill Spare Part
| Part Number | 442 735 20a |
| Description | HEXAGON HEAD BOLT (HALF THREAD) |
| Brand | Sandvik (Tamrock) |
| Assembly | Rock drill |
| Type | Rock Drill Spare Part |
Compatibility
Drifter Models
Machine Models
Quick answer
442 735 20a (also written 44273520a, 442-735-20a, or 442.735.20a) is a Sandvik hexagon head bolt (half thread) spare part used in the Rock drill assembly of the Sandvik DX700. Verified compatible with 24 Sandvik machine models including DL310-7, DL311-7, DL321-7. Used in 4 drifter configurations (HF800T, HL650, HL710). 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: 44273520a, 442 735 20a, 442-735-20a.
Compatible machines
24
Drifter configurations
4
OEM cross-reference
442 735 20a
About Sandvik 442 735 20a HEXAGON HEAD BOLT (HALF THREAD)
Designed for the demanding environment of the Sandvik DX700, this fastening component secures critical elements within the Rock drill. Mining equipment fasteners are subject to strict torque specifications and material requirements to maintain structural safety during operation.
This is an OEM-compatible aftermarket replacement part for the Sandvik DX700 (DX700). 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.
