Your drone is proficient in your choice of small arms or basic melee weapons, and it gains specialization in that weapon type once you reach 3rd level.
Chose basic melee.
Chassis: Combat drone
Starting Statistics Size Medium
Speed 30 feet
AC EAC 10, KAC 13
Good Save Fortitude Poor Saves Reflex, Will Ability
Scores Str 14, Dex 12, Con —, Int 6, Wis 10, Cha 6
Ability Increases Strength, Dexterity
Initial Mods reductive plating, weapon mount or melee weapon arm (up to 2 in any combination), weapon proficiency
Chose melee weapon arm x2
Chose advanced melee weapon proficiency
Skill unit: Acrobatics
From Table 4-3
HP 40 BAB +3 AC +3
Fort +3
Reflex, Will +1
Feats: 2 Weapon Focus (Advanced Melee), Versatile Specialization
Mods: 2 (Camera, Enhanced Senses)
AC 10+3 (Table 4-3) +1 (Dex)
Fort +3
Reflex +1 +1 (Dex) =+2
Will +1
Attack +3 +2 (Str) +1 (Weapon Focus) =+6
Damage d8+2 (Strength) +4 (Specialization)