Toolblocks (for Holding Blade) KTKTB (Separate type) H3 H4 Location of edge H1 H2 B1 L1 B2 KTKTBF (Separate / Perpendicular type) B2 B1 L2 L1 H3 Location of edge H4 H1 H H2 Toolblock Dimensions Dimension (mm) Spare Parts Applicable Blade Cut-off Clamp Set Screw Wrench Cut-Off Face Grooving Description Std. Separate Type Integral Type H1 H2 H3 H4 B1 B2 L1 L2 H26 G99 KTKTB 16-19 ● 16 4 12 2 15.5 29.5 76 - - BCS-1 HH5X25 LW-4 KTKB19-S - 20-19 ● 20 19 34 KTKB19-1SS 16-26 ● 16 13 14 2.5 15.5 31.5 86 - BCS-2 - HH6X30 LW-5 KTKB26-S - 20-26 ● 20 9 19 36 KTKB26-1SS 20-32 ● 20 13 19 38 100 BCS-3 KTKB32-S KFTB&-4S 25-32 ● 25 8 17 3.5 23 42 110 - BCS-4 - HH6X30 LW-5 KTKB32-1SS KFTB&-5S 32-32 ● 32 5 29 48 KTKB&32-S KTKTBF 25-32 ● 25 9.5 25 102 84.5 KTKB32-S KFTB&-4S 32-32 ● 32 2.5 17 3.5 32 48 117 99.5 - BCS-5 HH6X30 LW-5 KTKB32-1SS KFTB&-5S KTKB&32-S How to mount the Toolblock 3 Tighten clamp set H4 When mounting the toolblock on a small lathe, the space to tighten the clamp bolt may be narrow due to the figure below . 1 Mount the toolblock body to toolpost H4 2 Install the blade in the toolblock N : Std. Item H27