Kinetic Blast is a highly effective skill gem in Path of Exile (PoE) that serves as both a powerful offensive tool and a versatile area-clear ability. It launches an orb that explodes on contact, sending out waves of secondary explosions that can deal damage to multiple enemies clustered together. Increasing the blast radius of Kinetic Blast is crucial for improving your damage coverage and increasing your efficiency in clearing packs of monsters, especially in endgame mapping PoE 1 Currency.

To begin, it is essential to understand the basic mechanics of Kinetic Blast. At its base level, the primary projectile explodes with a radius of approximately 1.4 meters, and the secondary explosions can reach out to around 2 meters from the point of impact. Each level of the Kinetic Blast gem further increases the radius of these explosions incrementally. Therefore, the first and simplest way to increase your blast radius is to level up the Kinetic Blast gem itself to the highest level possible, either by gaining character levels or using gem-level-increasing items like the Raise Item Level cache or special vendor recipes.

Beyond gem leveling, passive skills are a significant factor in radius enhancement. The PoE passive skill tree contains multiple nodes that increase area of effect (AoE) for spell and attack skills. Since Kinetic Blast functions as both a projectile attack and a spell (it combines elements of both), investing in AoE nodes designed for spells can greatly increase your explosion radius. Key notable passives to target include "Blast Radius," "Spell AoE," and generic AoE increases found in the Witch and Shadow areas of the tree. These nodes provide percentage increases to the radius, which stack multiplicatively with the gem's base radius to significantly broaden the blast coverage.

Support gems are another pivotal element in increasing the effective range of Kinetic Blast. While Multiple Projectiles support gems such as "Lesser Multiple Projectiles" and "Multiple Projectiles" do not directly increase the explosion radius, they send additional projectiles out, indirectly improving your crowd control by covering a larger area with more explosions. For direct radius improvements, the "Spell Echo" support gem helps by making your skill repeat explosions faster, effectively increasing damage incidence over the area. The "Increased Area of Effect" support gem is essential—it directly boosts the explosion radius by a percentage, which stacks with gear and passive tree AoE bonuses, substantially expanding the zone of damage.

Gear selection is critical for maximizing the Kinetic Blast radius. Items with modifiers that increase AoE are the top priority. These include wands, gloves, helmets, and shields that can roll increased AoE or spell AoE on their affixes. Unique items such as "The Interrogation" staff or rare wands with "Increased Area of Effect" and "Spell Damage" synergize perfectly with Kinetic Blast by amplifying both radius and damage. Additionally, jewels socketed within the passive tree can have AoE modifiers which apply globally, further boosting your blast radius. Always aim to equip the highest quality versions of these items, as higher item levels unlock better possible affixes.

Quality on the Kinetic Blast gem itself also plays an advisory role in radius expansion. Each 1% quality increases the radius by 0.5%, meaning a gem with 20% quality can increase the radius by 10% over base, which stacks with all other radius multipliers. This bonus is generally straightforward to obtain through vendor recipes or by purchasing from other players, making it an easy and reliable source of extra AoE.

Another advanced technique involves the use of skill-specific cluster jewels. These specialized jewels can be socketed into the passive skill tree to grant additional AoE or blast radius specifically for Kinetic Blast or projectile skills. With careful planning, these jewels enable scaling beyond normal passive nodes and significantly increase your effective blast radius.

In conclusion, increasing your Kinetic Blast radius in PoE is a multi-factor process that requires attention to gem leveling, hard investment in AoE-related passives, smart use of support gems, and optimization of gear with AoE affixes Poe 1 Divine Orb. Enhancing quality on the gem and socketing cluster jewels provide extra layers of radius expansion, turning Kinetic Blast into a devastating area damage skill. By mastering these strategies, you can optimize your character build, enabling you to clear packs efficiently and dominate tough content across every stage of Path of Exile.