{"product_id":"1-2-3-blocks-attachment-hardware-kit","title":"Premium 1-2-3 Blocks \u0026 Attachment Hardware Kit","description":"\u003cp\u003eThis set allows for joining the 123 blocks together with all the hardware buried withing the blocks (clean setups...) the hardware is also slightly smaller than the holes allowing edges and faces to be joined together with the faces being flush with each other.\u003c\/p\u003e\n\u003cp\u003eKit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e (2) matched blocks\u003c\/li\u003e\n\u003cli\u003e(4) Dowels\u003c\/li\u003e\n\u003cli\u003e(4) M6 Threaded dowels\u003c\/li\u003e\n\u003cli\u003e(2) M6 70mm Allen screws\u003c\/li\u003e\n\u003cli\u003e(4) M6 30mm Allen screws\u003c\/li\u003e\n\u003cli\u003e(1) hex key\u003c\/li\u003e\n\u003cli\u003e(1) M4 threaded knob\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 1-2-3 blocks (1\"x2\"x3\") are parallel on all 6 sides to ±0.0001\", flat within 0.0001\" and square within 0.0001\". They are ground and case hardened on all sides to 50-60 Rc. Each set includes two matched blocks.\u003c\/p\u003e\n\u003cp\u003eThe blocks have (23) 3\/8\" holes through them. To, use, insert a through hole dowel into a block hole and thread a screw through the hole. Next, insert a threaded dowel with the M4 threaded knob into a hole in another block and screw and tighten the screw into this nut to secure the two blocks together.\u003c\/p\u003e\n\u003cp\u003eEach dowel has a straight screwdriver slot in line with the hole to assist in getting the dowels perfectly lined up to accept the bolts. An M4 thread knob can be inserted into the thread dowel to help in getting the dowels lined up to accept the screws.\u003c\/p\u003e","brand":"ABS Import Tools Inc.","offers":[{"title":"Default Title","offer_id":52883647758517,"sku":"6868","price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/3157\/2405\/files\/6868-2.jpg?v=1790881298","url":"https:\/\/littlemachineshop.com\/products\/1-2-3-blocks-attachment-hardware-kit","provider":"LittleMachineShop.com","version":"1.0","type":"link"}