SZHKM Shoulder Screw Shoulder Bolt M2.5 Screws Slotted Head Slotted Drive Tolerance Plain Finish Flat Head Screw Partially Threaded Metric Industrial Applications(Pack of 10) Shoulder Dia 3.5mm : Amazon.co.uk: DIY & Tools
Metric 7mm Broached-Hex Socket Head Shoulder Screws by UNICORP Metric/Standard-Stock/Custom, Slotted/Hex Socket Head-13 finishes/Stainless Steel/ Brass/ Carbon Steel- Official Site