10pcs x M4 A2 STAINLESS STEEL ALLEN BOLT SOCKET CAP SCREWS HEX HEAD DIN 912 Allen Bolt Socket Cap Screws M3 In All Lengths A2/70 Stainless steel- DIN 912 Dimensions : Thread Diameter = 3mm , Thread Pitch = 0.5mm , Head Diameter = 5.5 mm , Head Height = 3mm , Allen Key Size = 2.5mm (Screw Length Does Not Include Head) Not All Threaded Full Length , In General Screws 25mm- 30mm And Over Are Not Threaded Full Length , Please note : Stainless bolts are not recommended for replacing high tensile bolts. It's brand new, good quality & high performance. ** Please check & Making sure the accurate size before placing order. Free Shipping & the deliver time to USA is approx. 10-18 days after the shipment date.