Instructional Pamphlets - most are included with the corresponding tool, but also available separately Efficient Key Rebushing  Complete instructions on the two caul method of rebushing, as well as tips applicable to all methods. Covers removal of old bushings, improving key mortises, glues, making your own hot hide glue pot, cutting your own cloth from bulk, and more. 6 pages. Free on request with purchase of key bushing tools, or sold separately for $ 2.50 For our most complete instructions click on this  Tech Tips link Grand Action Touchweight  This 9 pg. pamphlet covers the basics of upweight, downweight, friction, and inertia, diagnosing friction and weight problems, choosing appropriate replacement hammers, and reweighting a keyboard. This updated version includes information on action geometry including a simple method of determining Action Ratio with two simple measurements that allows you to control and predict inertia characteristics of actions. Included with purchase of our Gram Weight Set, or sold separately for $2.50 Free download (1.2 MB download, pdf format) Grand Hammers - boring, tail shaping, and installation  Covers selection of hammers, choosing boring dimensions, tail shaping and tapering, weight removal to match light-weight originals, thinning treble shanks, and hammer installation using our Grand Hammer Hanging Jig. Includes plans for several simple jigs and fixtures. 10 pages. Included with purchase of the jig, or sold separately for $2.50 Free download (922 KB download, pdf format) Router Repair of Soundboard Cracks  Step-by-step instructions for repair of soundboard cracks using our Soundboard Router Bit and Router Base. Covers drying the board, repair of loose glue joints, routing of cracks, making soundboard shims, shim installation and final finishing. 10 pages. Included with purchase of the bit or base, or sold separately for $2.50. Free download (494 KB download, pdf format) Using the Grand Hammer Tail Arcing Jig These three page instructions provide a detailed discussion and drawings of all factors involved in hammer checking, including tail length, backcheck height, backcheck angle, tail arc and tail texture. Included with purchase of the Hammer Tail Arcing Jig or sold separately for $1.50. Free download (250 KB download, pdf format) Using the Hammer Tapering Jig These three page instructions with diagrams cover use of our hammer tapering jig. Included with purchase of the Hammer Tail Arcing Jig or sold separately for $1.50. Free download (260 KB download, pdf format) Vertical Damper Replacement  This nine page pamphlet presents step by step methods for diagnosing damper problems, re-designing dampers to improve poor damping common in the bass and tenor, a unique method of pre-adjusting damper heads prior to installation of new damper felt, and simplified methods of damper head and spoon regulation. $2.50 Free download (1.6 MB download, pdf format) Vertical Hammer Replacement Covers selection of hammers, choosing boring dimensions, refurbishing & replacement of hammer butts, and two methods of hammer installation. 7 pages. Included with purchase of the Vertical Hammer Pre-Hanging Jig or sold separately for $2.50. Free Download (820 KB download, pdf format) Vertical Regulation This nine page pamphlet emphasizes regulating for proper action function, rather than blindly following a set of measurements. Includes diagrams of several time saving jigs and tool modifications to improve the efficiency and speed of regulation steps. $2.50 Copyright © 2006 Spurlock Specialty Tools