The BTD-G6 kit combines the BTK-E5 core set with a select military-grade BTD driver. Each unit is subjected to 2 000 additional durability-test cycles and enhanced quality control. The kit also includes a second set of BTK-ST screwdriver bits for extended service life. Key Components: Adjustable Torque Driver (Military Grade) Calibration accuracy: 4%. Compact Ratchet Handle 1/4″ hex (F) 1/4″ square drive (M). Adapters: 1/4″ hex (F) to 1/4″ square drive (F) 1/4″ hex (M) to 1/4″ square drive (M). S2 Tool Steel Screwdriver Bits (Total 58 Two of Each Size): Hex (Inch): 3/32 7/64 1/8 9/64 5/32 3/16. Hex (Metric): 2 2.5 3 4 5 6. Slotted: 1/8 5/32 3/16 7/32 1/4 5/16. Torx: T-10 T-15 T-20 T-25 T-27 T-30. Phillips: #1 #2. Spare Torx: T-10 T-15 T-20 (stored in Special Bits SPB#1SPB#3). 1/2″ Hex Socket with 1/4″ square drive (F). 2″ Extension 1/4″ square drive (M & F). Cordura Nylon Pouch 7″ 5″ 1.2″. Emergency Cleaning Rod (ECR). Instructions with quick-start info and links to video guides. Highlights: Military-grade BTD with extra durability testing 2x Complete bit set plus spare Torx bits Rugged Modular Pouch BTD1070-IP Made in America adjustable torque driver. Approx. Weight: 2 lbs. 3 oz. Ideal for: Gunsmithing and Firearm Assembly Optics Mounting and Torque-critical Applications Field Repairs and Tactical Setups Precision Shooters and Military/LE Armorers