Home / Hardware Product Description 81220-23 M3*20 Column Head Screw 6pcs. HSP Himoto Wind Hobby Spare Parts. M3 x 20mm screws with a column head. Colour: Black Qty: 6 Specifications Head type Column Thread type Machine Thread size M3 x 0.5 Length 20mm Tool 2.5mm Hex key Finish Black Brand HSP Product Code 81220-23 Weight 0.02kg Delivery HSP 81220-23 M3x20mm Column Head Machine Screw 6pcs. Item in Stock Product Code 81220-23 £1.95 You may also like Item in Stock HSP 81220-20 M4x10mm Pozi Pan Head 9pcs. Item in Stock HSP 81220-21 M4x20mm Pozi Pan Head Machine Screw 6pcs. Item in Stock HSP 81220-24 M3x14mm Column Head Machine Screw 4pcs. Item in Stock HSP 81220-25 M3x25mm Column Head Machine Screw 4pcs. Item in Stock HSP 81220-3 M3x10mm Countersunk Machine Screw 4 pcs.