



S450B Brass Pan Head Machine Screws M4 x 50mm (Pack Size 100)
S450B
S450B Brass Pan Head Machine Screws M4 x 50mm – Extra-Length Brass Fixings for Deep, Secure Installations (Pack of 100)
The S450B Brass Pan Head Machine Screws offer a reliable fixing solution for deep applications, featuring a slotted pan head and strong twin metric thread. With a 50mm length and durable brass construction, these screws ensure corrosion resistance and straightforward installation across a range of materials.
- Extended Reach: 50mm length ideal for deeper or thicker material fixings.
- Corrosion-Resistant Brass: Manufactured from solid brass for long-lasting, rust-free performance indoors.
- Slotted Pan Head: Designed for precise control with standard hand screwdrivers.
- Twin Threaded Design: Provides firm engagement and dependable hold in wood or wall plugs.
- Sharp Gimlet Point: Allows for easy starting and accurate placement during installation.
Technical Specification
- Material: Brass
- Head Type: Slotted Pan Head
- Thread Type: Metric, Twin Thread
- Screw Size: M4 x 50mm
- Pack Size: 100 pieces
✅ Choose the S450B Brass Machine Screws for deep, secure fixings with maximum corrosion resistance and reliable drive performance!

S4 - Screw Size | M4 |
Thread Standard | Fully Threaded |
Product | Screw |
Type | Machine |
Diameter | 4 mm |
Length | 50 mm |
Use | general purpose |
Material | Brass |
Head Style | Pan |
Overall Length | 50 mm |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.