Vintage-accurate Stratocaster machined steel tremolo block. Pre-tapped to accept 10-32 Trem arm. A 13/64" drill bit fits snugly into the string ball end bore hole on the bottom side. Depth of the ball end string holes measured .326". Exactly the same right handed steel block and mounting screws are now used on right handed USA Vintage Series Stratocasters and most right handed Custom Shop Vintage Stratocasters. Fender sells this block on their website as a "Pure Vintage" part. We check each block for correctly machined arm and mounting screw threads so you won't have to. Fits only '50s-'70s Strats and USA Vintage Series Strats with filled sized vintage 2&3/16" string spacing. Will not fit ANY Strats with narrow 2&3/32" etc. string spacing. Machined solid steel block with silver lacquer finish. We include three block to bridge plate nickel plated flat phillips head machine screws. Brand New. Genuine Fender 0019473049. UPC 885978497613.