Excalibur Crossbow Boltcutter Broadhead 150 gr. 6 pk.. The Boltcutter is made entirely from high strength stainless steel to withstand the hardest hit and still deliver devastating terminal performance. Features of Excalibur Crossbow Boltcutter Broadhead: 1-1/16" cutting head High-strength stainless steel construction Designed for use with high-speed hunting crossbows Package Contents: Excalibur Crossbow Boltcutter Broadhead This 150 grain 1- 1 /16 broadhead delivers amazing accuracy even at extreme range when teamed with an appropriately designed arrow. The Boltcutter is made entirely from high strength stainless steel to withstand the hardest hit and still deliver devastating terminal performance.