diff --git a/src/pocketmine/item/Bow.php b/src/pocketmine/item/Bow.php
index 20051c3b96..ab45bc4d56 100644
--- a/src/pocketmine/item/Bow.php
+++ b/src/pocketmine/item/Bow.php
@@ -33,4 +33,7 @@ class Bow extends Tool{
 		return 200;
 	}
 
+	public function getMaxDurability(){
+		return 385;
+	}
 }
\ No newline at end of file
diff --git a/src/pocketmine/item/FlintSteel.php b/src/pocketmine/item/FlintSteel.php
index 33686758ac..b123351a6c 100644
--- a/src/pocketmine/item/FlintSteel.php
+++ b/src/pocketmine/item/FlintSteel.php
@@ -52,4 +52,8 @@ class FlintSteel extends Tool{
 
 		return false;
 	}
+
+	public function getMaxDurability(){
+		return 65;
+	}
 }
\ No newline at end of file
diff --git a/src/pocketmine/item/Shears.php b/src/pocketmine/item/Shears.php
index 7c740484f2..aa053644a1 100644
--- a/src/pocketmine/item/Shears.php
+++ b/src/pocketmine/item/Shears.php
@@ -28,4 +28,12 @@ class Shears extends Tool{
 	public function __construct($meta = 0, $count = 1){
 		parent::__construct(self::SHEARS, $meta, $count, "Shears");
 	}
+
+	public function getMaxDurability(){
+		return 239;
+	}
+
+	public function isShears(){
+		return true;
+	}
 }
\ No newline at end of file
diff --git a/src/pocketmine/item/Tool.php b/src/pocketmine/item/Tool.php
index c1621bbb01..8172a5daae 100644
--- a/src/pocketmine/item/Tool.php
+++ b/src/pocketmine/item/Tool.php
@@ -97,10 +97,7 @@ abstract class Tool extends Item{
 			Tool::TIER_WOODEN => 60,
 			Tool::TIER_STONE => 132,
 			Tool::TIER_IRON => 251,
-			Tool::TIER_DIAMOND => 1562,
-			self::FLINT_STEEL => 65,
-			self::SHEARS => 239,
-			self::BOW => 385,
+			Tool::TIER_DIAMOND => 1562
 		];
 
 		if(($type = $this->isPickaxe()) === false){
@@ -123,31 +120,7 @@ abstract class Tool extends Item{
 		return $tag !== null and $tag->getValue() > 0;
 	}
 
-	public function isPickaxe(){
-		return false;
-	}
-
-	public function isAxe(){
-		return false;
-	}
-
-	public function isSword(){
-		return false;
-	}
-
-	public function isShovel(){
-		return false;
-	}
-
-	public function isHoe(){
-		return false;
-	}
-
-	public function isShears(){
-		return ($this->id === self::SHEARS);
-	}
-
 	public function isTool(){
-		return ($this->id === self::FLINT_STEEL or $this->id === self::SHEARS or $this->id === self::BOW or $this->isPickaxe() !== false or $this->isAxe() !== false or $this->isShovel() !== false or $this->isSword() !== false);
+		return true;
 	}
 }
\ No newline at end of file