/ Saws / PTA & Hand Saw Blades / Jig Saw Blades / Bi-Metal Jig Saw Blades / BU46 * Not actual product image 68719 BU46 Wood Cutting Jig Saw Blade 68719 Other similar products Wood Cutting Bi-metal Jig Saw Blade Alternate 4" 6TPI 5UN. Features Specifications Downloads Contact Starrett Features Skip tooth featured. Specifications Application Description (Material): Wood Cutting Application Material Thickness (mm): 13 to 63 Application Material Thickness (in): 1/2 to 2-1/2 Teeth Per Inch (TPI): 6 Dimensions LxWxT (mm): 100 x 9.5 x 1.0 Dimensions LxWxT (in): 4 x 3/8 x .050" Set Type: Alternate Shank Type: Unified Card/Blister (2 blades): No Master Carton Box (6 pack): No Card/Blister (5 blades): Yes : Yes Plastic Tube (20 blades): No Plastic Tube (100 blades): No Downloads Application Guide Jig Saw Blades (Form 959) Trifold application guide for jig saws, listing each product and providing a diagram of what each blade/ saw is capable of. Bi-Metal Unique (Bulletin 1015) Starrett has broken the boundaries of bi-metal bonding technology with a manufacturing process called ""BI-METAL UNIQUE"". This document outlined the process and benefits of this Starrett-exclusive technology.