Bosch Drill Bit Set TI14 14 Piece Titanium Nitride Coated Tri Flat Shank Assortment Case (135 Degree Split Point Metal Wood Plastic Boring Tool) Rabbeting Bit make two or three incremental make two or three incremental pass depth adjustments rather than cutting the full profile at once to prevent chatter and maintain a burn free finish (1) Crescent Lufkin Shockforce G2 26 Foot 8m Dual Sided Tape Measure (Model L1225CME 02) these high performance layout twist cutters extend active tool lifespan benchmarks up to 2X longer than standard uncoated high speed steel alternatives maximum sizing Primary Base Core Metallurgy High Elasticity Carbon Steel Alloy Anti Friction Surface Hardening Titanium Nitride (TiN) Vapor Coating Shield Boring Tip Entry Profile 135 Degree No Skate Split Point Geometry Connection Drive Shank Form Standard Round (Small bits) Non Slip Tri Flat (3 16 in