diff --git a/src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentBrand.java b/src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentBrand.java
deleted file mode 100644
index 4f5e182..0000000
--- a/src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentBrand.java
+++ /dev/null
@@ -1,28 +0,0 @@
-package com.ajou.hertz.domain.instrument.entity;
-
-import com.ajou.hertz.common.entity.TimeTrackedBaseEntity;
-
-import jakarta.persistence.Column;
-import jakarta.persistence.Entity;
-import jakarta.persistence.Id;
-import jakarta.persistence.Table;
-import lombok.AccessLevel;
-import lombok.AllArgsConstructor;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-
-@Getter
-@AllArgsConstructor(access = AccessLevel.PRIVATE)
-@NoArgsConstructor(access = AccessLevel.PROTECTED)
-@Entity
-@Table(name = "instrument_brand")
-public class InstrumentBrand extends TimeTrackedBaseEntity {
-
-	@Id
-	@Column(nullable = false, updatable = false)
-	private Long id;
-
-	@Column(nullable = false)
-	private String name;
-
-}
diff --git a/src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentModel.java b/src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentModel.java
deleted file mode 100644
index b0808bb..0000000
--- a/src/main/java/com/ajou/hertz/domain/instrument/entity/InstrumentModel.java
+++ /dev/null
@@ -1,38 +0,0 @@
-package com.ajou.hertz.domain.instrument.entity;
-
-import com.ajou.hertz.common.entity.TimeTrackedBaseEntity;
-
-import jakarta.persistence.Column;
-import jakarta.persistence.Entity;
-import jakarta.persistence.FetchType;
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
-import jakarta.persistence.Id;
-import jakarta.persistence.JoinColumn;
-import jakarta.persistence.ManyToOne;
-import jakarta.persistence.Table;
-import lombok.AccessLevel;
-import lombok.AllArgsConstructor;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-
-@Getter
-@AllArgsConstructor(access = AccessLevel.PRIVATE)
-@NoArgsConstructor(access = AccessLevel.PROTECTED)
-@Entity
-@Table(name = "instrument_model")
-public class InstrumentModel extends TimeTrackedBaseEntity {
-
-	@Id
-	@GeneratedValue(strategy = GenerationType.IDENTITY)
-	@Column(nullable = false, updatable = false)
-	private Long id;
-
-	@ManyToOne(fetch = FetchType.LAZY)
-	@JoinColumn(name = "instrument_brand_id", nullable = false)
-	private InstrumentBrand instrumentBrand;
-
-	@Column(nullable = false)
-	private String name;
-
-}